Ask the Plant® Agronomy Notes

Agronomy Notes are a collection of research papers, essays, and articles concerning plant nutrition, plant care, sampling techniques and plant testing.

Tree Care Freezing Weather

Prepare Trees For Temperature Drops

Many areas of the country are looking at falling temperatures and drastically changing temperatures. While not as big a temp drop as in the 1983 – 1984 freeze, there is potential for ring shake damage to the lower 2 feet of trunks on Live Oak, Crepe Myrtle and some Red Oaks, where the outer / […]

Soil Testing and Plant Testing Lead to Healthier Crops

What is the quality of the grain you are putting into storage?

Disease and premature death of crops are issues impacting grain quality, says IA St. grain quality specialist Charles Hurburgh. “As signified by yellowing, corn ran out of nitrogen in many places. While yield is determined over the full season, crop quality is often established by conditions at the very end of the growing season. Premature […]

Application of an old hormone to crop yield improvement

Use of hormones in crop yield improvements

Because hormones are often a part of our Ask the Plant® crop rescue treatments, our Cornbelt Ag reporter, correspondent and YouTube host, Stu Ellis, sent us this article: http://www.agprofessional.com/news/application-old-hormone-crop-yield-improvement

Muskmelon

Asked and Answered: Cracking in Muskmelons

Hello. How to substantiate reasons for fruit cracking in Musk Melons? Cracking of muskmelons is usually attributed to excess Nitrogen and/or water close to harvest. I have also seen it with high rates of Gibberellins ? close to harvest as well. AskthePlant® image originally posted to Flickr by Seth Vidal. ? This image is used […]

Asked and Answered: Sugar as a foliar spray for grapes.

Hi there! I am wanting to use sugar as a foliar spray on my grapes. Can you advise me at what stage of growth is it best to apply and the ratio of sugar to water? Also how often can you spray before damage can occur and what sugar is the best brown or white? […]

Water Testing is Crucial for Optimized Plant Nutrition and Healthy Soil

IRRIGATING WITH SALTY WATER

Download the PDF Here » IRRIGATING WITH SALTY WATER By Esper K. Chandler, CPAg, SSc and Noel Garcia, CCA Water shortages force difficult decisions when only salty well or canal water is available to supplement normal water supplies. Just how bad is that salty well water? Frequent droughts across the Southwest have caused many to […]

The Value of Cover Crops

The Value of Cover Crops by Dr. Joel Gruver

For years, Dr. Joel Gruver of Western Illinois University has been putting out extremely informative and well-done presentations on SlideShare. Dr. Gruver is the cover crop authority in Illinois. While not at a land-grant institution, he is the primary researcher invited to speak to cover crop meetings in this region. While we at Ask the […]

Drought 2013

Drought 2013 – are you prepared for the next year of drought?

Ask the Plant® is prepared for the drought of 2013 with a field-proven approach to managed soil fertility & plant nutrition that can give you good yields and quality while dramatically reducing water and fertilizer needs – especially under challenging growing conditions. Drought 2012 Aug – This corn suffers from a lack of rainfall during […]

Grape Specific Soil Testing and Plant Testing

GRAPE Specific Ask the Plant® Testing

The Ask the Plant® Method supports Grape Specific Testing TPS Lab has developed a grape specific format for the Ask the Plant® Method. This success of this program delivers outstanding yields utilizing less water and less fertilizer than traditional methods. Soil Testing and Plant Testing of leaves and petioles go hand-in-hand utilizing the Ask the […]

Corn Nutrition Notes

CORN – Nutrition Notes #1

Download the PDF Here » CORN- Nutrition Notes #1 by Larry Zibilske, Ph.D. Sponsored by TPS Lab Corn is a staple of American agriculture. In recent years the incentive to grow corn has increased dramatically. As interest in the biofuel market increases, many farmers have increased corn acreage, or shortened rotation plans, and modified production […]

Wheat Nutrition Notes

WHEAT – Nutrition Notes #1

Download the PDF Here » WHEAT- Nutrition Notes #1 by Larry Zibilske, Ph.D. Sponsored by Texas Plant & Soil Lab Wheat is the premier small grain of American agriculture. The United States harvests 53 million acres annually which yield 13% of the world’s wheat supply. To maintain high yields, wheat requires a plentiful supply of […]

Boron Infographic

BORON – The forgotten micronutrient

Download the PDF Here » BORON The forgotten micronutrient! by Noel Garcia, CCA and Howard “Bubba” King BORON (B) deficiency is the most common and widespread of all micronutrient deficiencies.   In most agricultural soils, Boron is associated with the soil organic matter. With decades of cultivation, the organic matter content of our soils has […]

Potassium Deficiency in Alfalfa

ALFALFA – Crop Nutrition 1

Download the PDF Here » ALFALFA Crop Nutrition – 1 by Larry Zibilske, Ph.D. Sponsored by TPS Lab Fertilizers needed for alfalfa are similar to other crops. However, because it’s often harvested multiple times per year, alfalfa is a challenge to maintain optimum fertility to ensure good yields of high quality forage. Pounds of Nutrient […]

Soybeans – Plant Nutrition and Sampling

SOYBEANS – Plant Nutrition & Sampling

Download the PDF Here » SOYBEANS Plant Nutrition & Sampling Sponsored by TPS Lab Soybeans have a high profit potential. Since approximately 90% of production costs for soybeans are incurred at the 30 bushel yield level, growers should be able to economically fertilize for maximum yields. Fertility programs based on plant analysis and soil analysis […]

Pecans Cultivation and Nutrition

PECANS – General Cultivation and Nutrition

Pecan General Cultivation and Nutrition Larry Zibilske, Ph.D. Download the PDF Here » The Pecan is one of the most popular of the large backyard shade trees but is of great commercial value as well, being cultivated on large and small scales for nut production. Native to America, pecans are commonly found along river bottoms […]

Tree Care Guide 3 Ask The Plant

TREES – General Planting And Root Care Guide 3

Tree Care Guide 3 Ask the Plant PDF Trees General Planting And Root Care Guide 3 Left-click to View PDF Full-screen Right-click to Choose “Save Link As… ” Trees will struggle to survive in unlikely places and under severe conditions. They can often survive poor planting practice, bad, wrong or little soil, the wrong climate or […]

OLIVES – Nutritional And Sampling Notes

OLIVES – Nutritional And Sampling Notes

Download the PDF Here » Nutrient Removal Rates in Pounds per Acre – Mature Orchard   Yield – Tons / Acre N P2O5 K2O Mg S Olives 9 130 31 157 18 15 Newly-planted or very young trees require approximately one-third that shown in the above table. EFFICIENCY of applied fertilizer recovery by mature trees […]

Tree Care Guide 2 Ask The Plant

TREES – General Planting And Root Care Guide 2

Tree Care Guide 2 Ask The Plant Fullscreen PDF Trees General Planting And Root Care Guide 2 Left-click to View PDF Full-screen Right-click to Choose “Save Link As… ” Nothing conveys the message quite like pictures. While this section is far from exhaustive with respect to root problems, it does illustrate a few of the […]

TREES – General Planting And Root Care Guide 1

TREES – General Planting And Root Care Guide 1

Trees General Planting And Root Care Guide 1 PDFLeft-click to View PDF Full-screenRight-click to Choose “Save Link As… “ SOIL: Is the foundation of all life: Healthy soils produce Healthy plants that sustain Healthy animals! ROOTS: Must penetrate the soil (Check for compaction and other problems when soil testing) which must have balanced available plant […]

TOMATOES – Plant Nutrition and Sampling

TOMATOES – Plant Nutrition and Sampling

Download the PDF Here » Tomatoes Plant Nutrition and Sampling by Noel Garcia, CCA The most important aspect of tomato production (field, greenhouse or hydroponic) is balanced nutrition. Tomato plants, particularly modern hybrid cultivars, have the potential to be extremely high yielding with the right nutrients being furnished to the plants at the right time […]

Sugars Carbohydrates

CARBOHYDRATES SUGARS

Download the PDF Here » CARBOHYDRATES / SUGARS USING CARBOHYDRATES – SUGARS relate to increased plant functions for Maximum Economic Yields. Sugar Cane (HORTICULTURAL) or Black Strap Molasses is the best natural source – table sugar is more concentrated and also works; however, it lacks the Micronutrients intrinsic with molasses and it attracts insects. ENVIRONMENTAL […]

Strawberry Crops Ask The Plant Program

STRAWBERRIES – Plant Nutrition Notes

Download the PDF Here » Larry Zibilske, Ph.D. Strawberry Plant TPSL® Strawberries are one of the most sensitive plants in horticultural production. A good fertility program must be used because strawberries are very susceptible to nutrient problems. Close attention to the nutrient needs of your strawberries is vital because strawberries are harvested for an extended […]

What's In Your Soil

Taking A Good Soil Sample For Soil Testing

Download PDF for Taking A Good Soil Sample For Soil Testing Left-click to View PDF Full-screen Right-click to Choose “Save Link As… “ Correct Procedure And Handling Of Your Sample Is CRUCIAL To The Accuracy Of Your Results! Soil Samples must be representative of the major root zone in the area of interest. Soil Tests […]

Interpretation Guide To Soil Test Reports

PDF Download INTERPRETATION GUIDE TO SOIL TEST REPORTS Left-click to View PDF Full-screen Right-click to Choose “Save Link As… “ INTERPRETATION GUIDE TO SOIL TEST REPORTS TPSL® CONTINUALLY UPGRADES ANALYTICAL PROCEDURES SO THAT THE MOST ACCURATE RECOMMENDATIONS CAN BE MADE. The CO2 Method works with all types of soils and is the most accurate in […]

SALTY SOIL MANAGEMENT and CEC

Download the PDF Here » SALTY SOIL MANAGEMENT and CEC Chlorides, Nitrates and Sodium in excess are the major killer salts. EVALUATING SODIUM SALT – We have found that Sodium is the most predominating problem salt. The best way to evaluate Sodium (as NaCl) is by determining the ratio of CO2 -extractable Sodium to soluble […]

NITROGEN CARBON RATIOS FOR FRUITING PLANTS

Download the PDF Here » NITROGEN CARBON RATIOS FOR FRUITING PLANTS By Esper K. Chandler, CPAg, SSc and Noel Garcia, CCA The importance of the Nitrogen Carbon (NC) ratio concept has been known since 1918 or earlier, as documented by the work of Kraus and Kraybill. Carbon sprayed on crops and soils, such as cotton, […]

FORAGE GRASSES – Nutritional Notes

Download the PDF Here » IMPROVED GRASSES – Bermuda grass – Coastal – Tift-85 – Jiggs – Bahia grass, etc. – 5 Tons per acre removes 250# – N 70# – P2O5 210# – K2O 25# – Mg 20# – S. 10 Tons per acre removes 500# – N 140# – P2O5 420# – K2O […]