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Tag "nutrient management"

South Carolina Peanuts:  Threecornered Alfalfa Hoppers, Late Season Manganese

South Carolina Peanuts: Threecornered Alfalfa Hoppers, Late Season Manganese

👤By Dan Anco, Clemson University Peanut Specialist 🕔Aug 18, 2017

What is the treatment threshold for threecornered alfalfa hopper?  Good question. At this point we don’t really have a good answer linking insect or girdling counts to economic yield impact. Still, most of the products labeled for threecornered alfalfa hopper

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Minnesota: Spring Wheat – A Quick Guide to Profitable Sulfur Fertilization

Minnesota: Spring Wheat – A Quick Guide to Profitable Sulfur Fertilization

👤By Daniel Kaiser, University of Minnesota Extension Soil Fertility Specialist 🕔Aug 17, 2017

The major cause of sulfur deficiencies in crops is a lack of mineralized S in the soil. Research and recommendations in Minnesota have shown well-documented yield increases for corn with the application of sulfur, but what about wheat? Recent research

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Minnesota Corn: Post-Tassel Nitrogen Applications – Are They Worth It?

Minnesota Corn: Post-Tassel Nitrogen Applications – Are They Worth It?

👤By Fabian Fernandez and Paulo Pagliari, University of Minnesota Extension Specialists 🕔Aug 11, 2017

Optimal nutrient application timing can be hard to nail down. Should you apply everything at the beginning of the season? Sidedress? If so, when? Many people wonder about nitrogen applications late in the season, even after post-tassel, as a way

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Virginia Peanuts: Some Plants Turning Yellow, a Variety of Possible Causes

Virginia Peanuts: Some Plants Turning Yellow, a Variety of Possible Causes

👤By Maria Balota, Virginia Cooperative Extension 🕔Aug 9, 2017

According with the FSA, 26,323 acres of peanut were planted this year in Virginia; and the crop progresses well so far. The early May planted peanuts are getting close to the full seed growth stage (two pictures of peanut pods

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Mississippi Cotton: Late Season Nutrient Deficiency/Fertilizer Applications

Mississippi Cotton: Late Season Nutrient Deficiency/Fertilizer Applications

👤By Darrin Dodds, Mississippi State University Extension Cotton Specialist 🕔Aug 7, 2017

Generally speaking as we approach this time of year, the discussion in cotton turns to irrigation termination.  However, given that we are about 10-14 days later than “normal” numerous questions are still be posed regarding late season fertilizer applications.

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Nebraska Research: Manure Used to Help Reduce Erosion and Runoff – 4 Lessons

Nebraska Research: Manure Used to Help Reduce Erosion and Runoff – 4 Lessons

👤By Rick Koelsch, University of Nebraska-Lincoln Livestock Environmental Engineer 🕔Aug 7, 2017

Charles Wortmann and Dan Walters, faculty in the University of Nebraska-Lincoln Department of Agronomy and Horticulture, provide several important insights in a field research initiative that monitored soil erosion, runoff, and phosphorus (P) loss from replicated field plots over three

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Michigan Soybeans: Study to Evaluate Crop Response to Foliar Fertilizer, Fungicide

Michigan Soybeans: Study to Evaluate Crop Response to Foliar Fertilizer, Fungicide

👤By George Silva, Michigan State University Extension Specialist 🕔Jul 27, 2017

Soybean producers are concerned that nutrient deficiencies and foliar diseases may be causing yield reductions in Michigan. As such, soybean producers tend to apply supplemental nutrient sources and fungicides even without sound experimental evidence to support such practices. A trial

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Minnesota Soybeans: Luxury Uptake of Boron – How Much is Too Much?

Minnesota Soybeans: Luxury Uptake of Boron – How Much is Too Much?

👤By Dan Kaiser, Universiity of Minnesota Extension Soil Fertility Specialist 🕔Jul 25, 2017

The ultimate goal of nutrient management is to ensure that the plant has enough nutrients to produce maximum potential yield. This involves monitoring soil nutrients and crop uptake, and often supplementing nutrients that the crop is lacking. But what happens

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Indiana Soybeans: Leaf Sampling for Nutritional Needs – Video

Indiana Soybeans: Leaf Sampling for Nutritional Needs – Video

👤By Shaun Casteel and John Obermeyer, Purdue University Agronomists 🕔Jul 21, 2017

It is very important to select the correct soybean leaves when tissue sampling to determine nutritional needs during the growing season. The most recent, mature trifoliate leaf will provide the truest assessment of the plant’s nutrition. This is usually the

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Minnesota: 4 Steps to More Effective Tissue Sampling

Minnesota: 4 Steps to More Effective Tissue Sampling

👤By Daniel Kaiser, University of Minnesota Extension Soil Fertility Specialist 🕔Jul 14, 2017

For over 50 years, the practice of plant tissue sampling has been used to determine the status of nutrients in crops. More recently, there has been a movement to use tissue sampling to determine “hidden deficiencies” in the crop. While

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