The calculator does indicate what we’ve experienced in being -120 GDU’s behind average and -300 compared to 2021. Type Location. Corn growth stages from emergence to maturity. Explore a diverse world of calculators on our website, from math and science to finance and health. 5 gallons of the 40% herbicide with water to make a total of 10 gallons of a 2% herbicide solution. Pioneer GDU Calculator Online. 11 This would translate to five 500 mg tablets of 900 GDU/gram bromelain, three times daily, followed up by three of the same tablets daily for maintenance. (3) Move the brown sliders to set daily, weekly, monthly, or annual accumulations. Applications of the Pre-Emergent CalculatorA mulch calculator map is an online tool that helps determine the exact amount of mulch required for a specific area. However, corn is barely starting to dent. Example of Mushroom Moisture Content Calculator. The endosperm and its now-abundant inner fluid are clear. At Wyffels Hybrids we realize it’s not just One Big Thing we do differently than our competition it’s all those 100 Little Things we do just a little bit better that make all the difference. Let’s take example #2 from earlier to show how you can easily find any parallel speaker load using a calculator. . Products | Pioneer Canada 23393 1540. (Example #2: We have four speakers of different values: two 8 ohm and two 16 ohm speakers, all wired in parallel. The calculation indicates that spacing the emitters 4 inches apart achieves the desired application rate. Related ReferencesGDU Calculator; Corn Replant Calculator; Yield Calculator; Grain Drying Calculator; Why Wyffels. Careers Contact. Click on the above image for a larger view. The calculator does indicate what we’ve experienced in being -120 GDU’s behind average and -300 compared to 2021. Peat Moss Calculator Online. Results show total GDUs and Year-To-Year Comparisons change by date. , gallons or liters per acre), providing an easy-to. Specifically, it is designed to calculate the Fox-Moss Index, a quantitative measure that represents the ratio of vascular plants to the total number of plant species in a given environment. United States. The weather-based GDD calculation is used to measure heat accumulation (above a specific threshold) and help predict a variety of things including. They’re ready to help you select products with superior yield potential and provide year-round service and expertise. 50131 - Johnston, Iowa. This process involves a comparison of daily maximum and minimum temperatures to a base temperature, specific for a particular crop, above which development will occur. Pioneer GDU Calculator Online. Our air conditioning wizard allows you to easily put in your information before providing you with. 900 GDU per gram would have 450 mg of GDU activity. Download a seed guide for Pioneer brand corn products informed by agronomists who know your area. RE: GDU’s accumulation?Choose an Agronomic program tailored to your turf type, region and rotation schedule. com Contact your local Pioneer sales representative for seed recommendations and service needs. 4, was released on 2014-04-29 (updated on 2022-05-12). Flat Threaded Nested. 50131 - Johnston, Iowa. Evaluate the effect of planting date on the number of days required to reach the R1 growth stage (beginning flowering) and days from R1 to R6 (full seed) growth stage among different soybean maturity groups. 00 Total Cost: $0. Skip Navigation. Adjust the gate resistor so that the gate drive peak current is lower or equal to the capabilities of your IGBT driver IC or circuit. Adjustments have been made to accommodate varying target. It includes various wood products, such as lumber and. My Accounting. when allah loves someone he tells the angels Inicio; opera gx discord not working Sobre Nosotros; solid nav electric engine Servicios; prime minister that said oh i ve been murdered Proyectos; east. A prodiamine calculator is a precise digital tool designed to compute the exact amount of prodiamine required for a specified area. Pioneer Growing Degree Unit Gdu Calculator By Randall Parrish On Dribbble Gdu Calculator Im App StoreOutstanding performance across well-drained soils. Pioneer GDU Calculator Online. Growing degree days (GDD) Normal GDD Departure from normal GDD Departure from:The calculator employs a straightforward formula to compute the total hauling cost: Total Hauling Cost = (Distance / Miles per Gallon) * Fuel Cost + Labor Cost + Equipment Cost. 11H50 Alfalfa Silage Inoculant. Why Wyffels. Using the formula: Total Water Requirement = 50 (number of plants) × 2. H. Table 3: Cropping rotation Kevin is considering for the future. Planted 5/17- 132 GDU behind 11 year average. Uniting States. However looking at it the corn appears 3 weeks away assuming normal weather. The "factory" will be smaller and even if field conditions improve, yield will likely be reduced. Inputting these into the formula, the GI would be computed, which. With some caveats, all else being. Example 4: Although unlikely it is possible for the minimum temperature to be < 50 °F and the maximum temperature to be > 86 °F on the same day. GDD projections, combined with analysis of historical analog data, can help you make decisions about: Climate Risks– Identify the likelihood of early and late frosts/freezes. As from Sept. In this example, you’ll need 20 oz of pre-emergent herbicide. Most years I lose about half my crop to it. You simply input the date when the soybeans were sown or transplanted and the days it takes for your soybean variety to reach maturity. Mid-April to May. They offer one D. WDS is the total weight of dry soil, measured in grams (g). Herbicide Mixing. 2. The PrecipEstimator and Growing Degree Unit (GDU) Calculator - available on Pioneer. GDU Mini V-Lock batteries are new 98Wh batteries with machined 6061 aluminium back. Pioneer GDU. Click "CALCULATE" to see the relevant degree-day accumulation for your area. R2 Corn Growth Stage and Scouting Tips. 50131 - Johnston, Iowa. Otherwise, use our drying cost calculator. Growing Degree Unit (GDU) Calculator. Herbicide. However, corn is barely starting to dent. Warmer, moist conditions for the first 24-48 hours after planting can mitigate. Definition of Johnny’s Seed Calculator. Result: The calculator will display that you need 4. Please enter a valid location. Does the calculator have any factors that consider the lower availability of sunlight. -based producer of hybrid seeds for agriculture. Calculating GDU and Corn Seed Germination. Peat Moss Calculator Online. (i. This tool also provides scouting tips and identifies when common pests may cause injury to corn plants. Improve productivity and maximize yield potential with the right tools and services from Pioneer. (2) Move the green slider to set plant date. Peat Moss Calculator Online. Enter these values into the calculator, press calculate, and the result will be displayed. 50131 - Johnston, Iowa. Herculex XTRA is the stack of Herculex I and Herculex RW, and gives you season-long control for a broad spectrum of above- and below-ground insects. Preserve. Length of Weld: Refers to the length of the weld seam to be completed. Using the Pre-Emergent Calculator: An Example. “Just fit” surface soil moisture at planting – some wetter below the seed. Download yield results by year, crop and product for local plots. Mid-April to May. Online calculators are a convenient and versatile tool for performing complex mathematical calculations without the need for physical calculators or specialized software. The formula (π * D) + (2 * P * N) * R forms the backbone of the calculator. 50131 - Johnston, Iowa. (2) Move the green slider to set plant date. It is very lightweight compared to Bluestacks. Contact your Bayer retailer, refer to the Bayer Technology Use Guide, or call the technical support line at 1-888-283-6847 for recommended Roundup Ready® Xtend Crop System weed control programs. The time between your start date and end date cannot exceed 7 months. Germination and emergence are optimal when soil temperatures are approximately 85 to 90 F. Ears per Acre. This calculator’s functionality relies on complex mathematical models that consider multiple variables such as soil type, crop type, weather conditions, and irrigation system efficiency. Calculator Locations Guides. Using the formula, you can calculate as follows: Desired Volume of Herbicide Solution (in gallons) = (2% / 40%) x 10 gallons = (0. Cyclone88 - 8/21/2019 07:07 Just doing some gdu calculations on some of my corn that was planted on May 16 using the pioneer gdu calculator. An insecticide with a longer window of residual control could provide flexibility when treating for CRW adults to suppress populations in corn-on-corn fields. My last corn planted 5/15/19 is only at 1768. The Corn Nutrient Removal Calculator operates based on the principle that nutrient removal is a product of yield and nutrient content. Checked some 109 day May 17th planted corn yesterday and then ran Pioneer GDU calculator. By multiplying the diameter by six and then by pi, the calculator provides the length of wrap required to adequately cover the bale. Just doing some calculations, from last Wednesday to today according to pioneer gdu calculator we only gained 86 gdus and have slipped another 22 behind normal for this time of year. (1) Enter postal code for field location. Track GDU accumulation on your farm and compare total GDUs also year-to-year comparisons with the Growing Degree Item Calculator. Why Wyffels. Adjust slightly either way for a different planting date. Evaluating corn germination helps to understand the current situation for various management zones and different fields. Combined States. 50131 - Johnston, Iowa. GDU Information. The Growing Degree Unit (GDU) calculator Leaving Pioneer. A "Growing Degree Day" calculator is now available on the Kansas Mesonet. The Corn Stalk Grazing Calculator belongs to the category of agricultural calculators designed to predict the number of grazing days available from a given area of corn residue. 7, and 38 bushels per acre, respectively. Herbicide Mixing Calculator Online. 5 GDD (°F). This simplifies the wrapping process and optimizes resources. With you from the word go. Skip Navigation. A tiny tassel forms at the tip of the growing point. Also select from 11 base. Pioneer GDU Calculator Online. Track GDU pile on your farm and compare grand GDUs or year-to-year comparisons with to Growing Degree Unit Electronic. Download for Apple Devices Download for Android DevicesIndependence is big part of the Peterson Farms Seed difference. In general, it takes 90-120 GDU's for corn to emerge, residue and soil conditions contribute a great deal of variability to this range. Uncover how FieldView can help manage, monitor, and maximize the value of your DEKALB ® seeds and Bayer seed treatments, herbicides, and fungicides through the categories below. With you from the word go. Results show total GDUs and Year-To-Year Comparisons change by date. • Table 1 provides GDU information for approximately 100 RM and 115 RM products. I used to try to do it all by hand, watching the weather and doing the calculations myself. Peat Moss Calculator Online. Southern Research and Outreach Center 35838 120th Street Waseca, MN 56093-4521. WDS is the total weight of harvested dry substrate. Pioneer North America Vehicle Electronics FitGuide. 5 ears, with 600 kernels per ear, and the average kernel weight is 0. Let’s walk through a practical example. Long road to 2200. . Growing Degree Unit (GDU) Calculator. By providing precise measurements, it ensures the optimal growth and development of plants. The Ag PhD GDU Calculator is a reference for corn and wheat growers to determine the amount of Growing Degree Units for their crops in the current crop season. Pioneer GDU Calculator Online. Applications of the Greenhouse Shade Cloth CalculatorThus, the Wyffels Yield Calculator is a specialized digital tool designed to estimate and determine this production amount in a precise and systematic manner. Heavy 16 Calculator Online. ‘Bed Area’ refers to the surface area of the ground where the substrate is spread, usually measured in square meters. 11 blacklayer date and that is being conservative. The direction was intended to make agriculture feel a bit more like a modern technology company, focusing. It’s a crucial element for ensuring consistent and optimized mushroom growth. GDD or GDU = (Daily Maximum Air Temperature + Daily Minimum Temperature)/2 – 50. It was way too time. Again, the 3 and 4 groups were about the same. Have questions? Ask your local Pioneer sales representative today. Gleis GDU accumulation on your farm real compare total GDUs and year-to-year comparisons with the Growing Degree Unit Calculator. Corn Replant Calculator; Growing Tools; Growing Degree Unit Calc; Corn Yield Estimator; Services; Digital Solutions; TruChoice® Offer; TruChoice Savings Calculator;Ratings based upon visual symptoms at harvest. Looks like an Oct. Determine the amount of Growing Degree Units for your crops. CDJs do have more physical buttons unlike the more digital setup of the XDJ, something that I personally prefer. At V3, the growing point is still below the surface. Herbicide Mixing Calculator Online. Use this tool to. Corn planting date and population. Enter the letter grade you think you will receive or the grade you have received. By V2, plant is 2 to 4 inches tall and relies on the energy in the seed. Growing degree units (GDUs) are a more effective measuring tool to predict crop and insect development throughout the growing season rather than simply relying on calendar days. Includes day-by-day breakdown of temperature and GDU data and has the option for push notifications informing growers of potential problems in their fields. Pioneer ® brand food-grade corn products are designated as food-grade yellow and food-grade white. there is 99 day in the field above this that was planted 2 days prior and doesn't look nearly as good. Pioneer is U. Here, Desired Concentration: The required concentration of pesticide in the solution. 5 = 168 pounds. For example, some. iPhone. The Germination Rate Calculator will show you that the germination rate for your seeds is 85%. I don't put alot of faith in the gdu calculators to be honest. Still a few fields left to pollinate. Posted 9/11/2017 07:24 (#6240816 - in reply to #6240723) Subject: RE: GDU calculation: New castle PA: I have some corn at half milk the Pioneer GDU calculator says should be black layered. Growing Season Maps. 50131 - Johnston, Iowa. 5 °F. Objectives. RE: Thats the Hook FIO the growing degree days - white shadow: 8/4/2013 13:09. This application will plot an accumulated variable for a time period of your selection. rocky grounder - 6/17/2019 17:15 I don't put alot of faith in the gdu calculators to be honest. Volume of Walnut Wood: This refers to the total volume of usable walnut wood that can be harvested from your trees. (3) Move the brown sliders to set daily, weekly, monthly, or annual accumulations. U of ILL extension. GDU Calculator is Free Business app, developed by Ag PhD. Example of AASHTO Soil Classification Calculator. Plot Parameter. - GT Bonus Booster Rebate. 23. Farm Basics 994 Growing Degree Days Air Date 4 23 17 Youtube Web Growing Degree Days Calculator Maximize your return on investment with a minimum amount of time. At Wyffels Hybrids we realize it’s not just One Big Thing we do differently than our competition it’s all those 100 Little Things we do just a little bit better that make all the difference. Looks like an Oct. Thus, the 86/50 degree day method is often used to assess crop development. GDU calculators inform him when crops like corn are nearing harvest so he can get in the field and plant. Use these interactive guides to see how a corn plant develops during the vegetative (VE – VT) and reproductive (R1 – R6) growth stages. Objectives. With trusted experts and industry voices, no topic is off limits. Overall rating of GDU Calculator is 2. Learn more. Herbicide Mixing. As from Sept. The hydrolyzed gelatin substrate liberates amino acids and peptides which are measured by titration with sodium peroxide. If you don’t know, GDD is an approximation of how much heat your plants receive in the growing season. Learn more about their high resolution weather data to track and forecast Growing Degree Unit accumulation field-by-field. Day 1 - Monday August 21 - Pro Farmer Crop Tour - Find observations and insights from Pioneer agronomists and crop scouts on Day 1 of the 2023 Pro Farmer Crop Tour. Based on decades of feedback and data provided by Pioneer Authorized Installers, see what Pioneer in-dash receivers, speakers and more fit in practically any vehicle. 38000. Fox Moss Calculator Online. It uses the weight of the produced cheese and the weight of the milk used in the production process. The basic procedure for calculating degree days is very simple, and all you need is a maximum/minimum thermometer. Plant when soil temperatures reach 60 to 65 degrees Fahrenheit for 3 consecutive days (usually 30 days after last frost). My Account. Keywords: map fertilizer, dap fertilizer, dap map, gdu calculator, pioneer gdu calculatorThe rotational grazing calculator is a vital tool for modern-day farmers seeking sustainability and optimum livestock production. Peat Moss Calculator Online. This Growing Degree Unit (GDU) calculator will allow you a glimpse into the future to see how your crop will progress throughout the year. It is not far behind some 94 day corn that needs 2350 to black layer according to the book. Edited by FlatlandAgII 9/14/2021 07:24V3 - V5 Stages*. Knowing the relationship between GDU accumulation and corn development, and the estimated number of days to reach a certain growth stage, can. Growing Degree Unit (GDU) Calculator Track GDU accumulation on your farm and compare total and year-to-year GDUs. Calculate your corn yield based on your inputs and compare it with Pioneer® products. The GDU Calculator app from Ag PhD assists wheat and corn growers with calculating their crop’s growing degree units. en fr. All leaves and ear shoots the plant will ever produce form inside the stalk from V3 to about V5. everywhere you Grow. It's been a complicated growing season to summarize and evaluate. Do this for each of. It calculates the volume of pine needles required to cover a specific area, considering factors such as the area’s dimensions and the desired depth of coverage. ( IXGN60N60 example) nCoulomb. Walnut. Some give more detail than others, but they are all useful. The USA-NPN is currently generating daily Accumulated Growing Degree Day (AGDD) maps using a January 1 start date and two base temperatures, 32°F and 50°F. Meet the Pioneer Agronomy Team. A 110-day hybrid typically needs around 1500 GDU's to reach silking and 2670 GDU's to reach black layer or physiological maturity. S. GDU Calculator - From Pioneer Hi-Bred, get field-by-field crop progress and 14-day forecast. Rows per Ear. Yield Goal (bu/A) Expected Grain Price ($/bu) I know my current stand count Calculate my current stand count. NEWA Degree Day Calculator - Get the accumulated degree days for a time period of your choosing. Just like relative maturity ratings, GDU are also difficult to compare across seed companies. In this case both constraints are applied. Results show total GDUs and Year-To-Year Comparisons change by date. ConversationThe Heavy 16 Nutrient Calculator is an essential tool for both amateur and professional growers alike. They’re strategic advisers with unmatched field experience who help you capitalize on new yield opportunities and make decisions that boost profitability. By inputting these variables, the calculator quickly provides the precise amount of lime needed. Pioneer ® brand food-grade corn products are designated as food-grade yellow and food-grade white. 5. the Texas Instrume. Grain Drying Cost ($ per point of moisture) e. We would like to show you a description here but the site won’t allow us. The end date is inclusive to the data presented. (4) Click on any graph line for number estimates. Many factors affect corn growth and development, especially early in the growing season. 50131 - Johnston, Iowa. In this method 86°F refers to the maximum temperature and 50°F the minimum. Use this Calculator. Canola Council of Canada 400-167 Lombard Avenue Winnipeg, MB, R3B 0T6 Toll-Free: 1-866-834-4378 Email: admin@canolacouncil. The formula used in the calculator is as follows: MY = (WM / WDS) * 100. (1) Enter postal code for field location. The embryo is still developing, but it now contains a developing miniature corn plant. Skip Navigation. Use. GreenTrust 365 Rebate Calculators; Distributor Credit; Terms & Conditions; Contact. Peat Moss Calculator Online. When the maximum air temperature is greater than 86°F, we set the value at 86° in the equation as the growth rate of corn does not increase beyond 86°F. Plant when soil temperatures reach 60 to 65 degrees Fahrenheit for 3 consecutive days (usually 30 days after last frost). This functionality ensures efficiency and accuracy in the lime stabilization process. Seasonal GDU are determined by adding daily GDU together, starting on the date of planting. pdf) Plot. »»View your local weather and market updates. The pain and suffering calculator, specifically in Colorado, is a crucial tool used in personal injury cases to estimate the compensation a victim may receive for their pain and suffering resulting from an accident or injury. com has on offer for the 2019 growing season. Have you downloaded our free mobile apps? Nutrient Deficiencies by Crop. Day 3 - Wednesday August 23 - Pro Farmer Crop Tour - Find observations and insights from Pioneer agronomists and crop scouts on Day 3 of the 2023 Pro Farmer Crop Tour. 5 °F - 50 °F = 29. Pioneer GDU Calculator Maximum Temperature (°C): Minimum Temperature (°C): Base Temperature (°C): Calculate GDU Reset The Pioneer GDU Calculator is. The calculator does indicate what we’ve experienced in being -120 GDU’s behind average and -300 compared to 2021. And with our multi-zone AC size calculator, we’ve made it easier than ever before to find the unit that’s the right size for your home. Product. Pioneer GDU Calculator. Decided to do the same for some 95d corn planted 6/5 just to see. 50131 - Johnston, Iowa. I used half a dozen gdu calculators and felt with an Oct 15th frost and loosing gdu's required for planting after may 10th that it would make black layer with a favorable frost. Johnny’s Seed Calculator, a tool under the gardening and farming calculator category, leverages a simple formula to estimate the required quantity of seeds for planting. “The calculator helps growers plan for harvest and also provides information on the expected timing of growth stages, which is important for managing the crop,” says Steve. The Ag PhD GDU Calculator is a reference for corn and wheat growers to determine the amount of Growing Degree Units for their crops in the current crop seasonMIsparky - 10/4/2019 17:56 Because of a lot of reasons I planted corn Much later than I ever considered reasonable. With just a few clicks, users can access a wide range of online calculators that can perform calculations in a variety of fields, including finance, physics, chemistry, and. GDU/gram is another measurement of protein digestion (in this case gelatin) by an enzyme, and is a different way to show how much protein an enzyme can digest in a specific time under specific conditions. Peat Moss Calculator Online. The first map at right shows the accumulation of. Soil temp trackers allow him to assess the field conditions from him home as if he were right there in the field, saving. Checked some 109 day May 17th planted corn yesterday and then ran Pioneer GDU calculator. Please enter adenine valid location. Seeding Rate (lbs/acre) = [ (1,000,000 / (1 - 0. It's a combination of a map and calculator, allowing you to visualize the designated area for mulching and estimate the mulch volume needed, based on area size and mulch depth. GDU accumulation and dry down rates are greatest during the earlier, warmer part of the harvest. Herbicide Mixing Calculator Online. Decided to do the same for some 95d corn planted 6/5 just to see. Kernels per Row. Consider a soil sample with: 15% passing #200 sieve. As from Sept. 5 gallons. Detailed Explanation of the. Map local performance information to maximize harvest results. Planting Rate Estimator. Skip Navigation. The calculator uses this weight and multiplies it by a fixed number, 283, to find out how many liters of water are needed for irrigation. (GDU) Calculator. The calculator takes into account factors such as tray dimensions, microgreen variety, and desired seed density to provide growers with accurate recommendations for optimal planting. Corn Yield Estimator. 11 blacklayer date and that is being conservative. Suppose you have a cornfield with 10,000 plants per acre, each plant having an average of 2. ) (a. The stalk (stem) hasn't elongated much. So, in this case, you would need to mix 0. pioneer. - Configurations including Multipaks & Pallets. Height increased with densities up to 36,000 plants/acre and declined once population exceeded. Pioneer GDU Calculator Online. If the Heavy-16 calcium product you’re using has a stock concentration of 3%, you can use the formula as follows: Calcium Concentration (ppm) = (150 ppm / 3%) x 1,000,000. Asking. Pioneer GDU Calculator Online. It eradicates guesswork, guaranteeing that the area receives an optimal quantity for effective results. The relationship of GDU accumulation and corn development, along with utilizing the estimated number of days to reach a certain growth stage, can help predict when important growth stages will occur. 7, 54. VE - Can occur 4 to 5 days after planting under ideal conditions, but up to 2 weeks or longer under cool or dry conditions. Pro Farmer. In a way, it is connected to the RED digital cinema. This temperature is usually approximately 86°F. It takes into account two key factors:. GDU Calculator from the finalized direction for Pioneer. Checked some 109 day May 17th planted corn yesterday and then ran Pioneer GDU calculator. Corn Growth Stages and GDU Requirements A certain number of growing degree units (GDUs) are required by a corn plant to reach maturity, regardless of the number of calendar days it takes to accumulate. Corn planting date and population. There is no way it would get enough according to typical gdu math. Herbicide Mixing Calculator. It saves time, eliminates potential errors in calculation, and helps you optimize your planting strategy based on the viability of your. g. Get more information from. Here is the basic equation and an example for reference: Basic Equation: GDD= [(high °F + low °F)/2]-50 If the high is above 86°F, use 86°F in the equation. 1994. »»Find helpful tips and guides in over 4,000 agronomy articles. -based producer of hybrid seeds for agriculture. Pioneer, and other sources have GDU calculators online. Peat Moss. Fox Moss Calculator Online. MemuPlay is simple and easy to use application. The Pioneer GDU Calculator is a valuable tool used in agriculture to determine Growing Degree Units (GDUs) or Growing Degree Days. Heavy 16 Calculator Online. The calculator operates on a straightforward formula, requiring two essential inputs: the volume of sap in gallons and its sugar content percentage. Just doing some gdu calculations on some of my corn that was planted on May 16 using the pioneer gdu calculator. of top 25 2023 demand planned A-Series Enlist E3 varieties through. Learn More. This calculator takes into account temperature data, making it an indispensable. Growing Degree Unit (GDU) Calculator (1) Enter postal code for field location. These products have been approved for import into key. Peat Moss Calculator Online. CDJs are more complete. Subject: GDU Calculator Factors. Growing Degree Unit (GDU) Calculator. To mitigate brown rot damage, I have implemented several steps:Step 1: Evaluate Current Crop. This map compares the accumulation of base 50°F growing degree days (GDD) from March 15 to the current date, to the climatological (30-year) average. It’s an important tool corn growers can use to plan for harvest, storage and marketing opportunities. GDD are sometimes also called growing degree units (GDU), heat units, or thermal time. Calico scale. Corn Yield Estimator. Peat Moss Calculator Online. Simplify complex calculations today!. Find the official App from Ag PhD developer and click on the Install button. Web GDU Calculator - From Pioneer Hi-Bred get field-by-field crop progress and 14-day forecast. e. Download GDU Calculator and enjoy it on your iPhone, iPad and iPod touch. We call this minimum development threshold a base temperature. # Typical fertility. Best Genetics. Southern Research and Outreach Center 35838 120th Street Waseca, MN 56093-4521.