University of Maryland Extension


This edition of Agronomy News includes articles on 2019 corn hybrid trials, new UMD weed specialist, research on starter fertilizer in corn, Extension winter production meetings, women in ag programs, soybean planting population study, corn...More info
This edition of Agronomy News includes articles on glyphosate labeling, Palmer and waterhemp management at harvest, Mid-Atlantic Crop School registration, 2019 Fusarium head blight screening, Wheat variety selections for head blight management, Stalk rot of...More info
This edition of Agronomy News includes articles on cover crop termination date in soybean, Syngenta class action lawsuit, summer grazing management, water quality BMP meeting, new tax credit pilot program, spray drift, 4R Field Day,...More info
This edition of Agronomy News includes articles on cover cropping for extreme weather, palmer amaranth, lawyer and insurance agents for farms, soybean research, farm employees and volunteers, sulfur deficiency in corn, cover crop sign-up, farm...More info
This edition of Agronomy News includes articles on the white grub and wireworm mangement, USDA Market Facilitation Program, farm safety, fungicide recommendations, head scab manageent, grain drill calibration, dicamba drift, pesticide container recycling, UMD job...More info

Webinar: Is There a Best Way to Fertilize Corn with Nitrogen? (1 CEU)

Tuesday, Dec. 4, 2018 - 12:00pm to 1:00pm
An American Society of Agronomy webinar sponsored by Verdesian Life Sciences. Assuring adequate nitrogen (N) availability during key stages of plant growth is a major factor affecting yield and profitability of corn. Nitrogen uptake by modern corn hybrids follows a sigmoidal pattern over time with...

Field Crops Day

Thursday, Dec. 6, 2018 - 9:00am
Friendly Farms Restaurant
Attention all producers of corn, soybeans, small grains and hay! You are invited to attend the 2018 Northern Maryland Field Crops Day Meeting on Thursday, December 6, 2O18. This meeting serves as Recertification for Maryland private pesticide applicators and offers recertification credits for...
This edition of Agronomy News includes articles on wheat production, grain marketing, impacts of conventional pest management on organic production, and the Syngenta class action suit. Agronomy News is published monthly during the growing season...More info

Growing Conditions Affecting Potassium Availability

corn leaf with potassium deficiency (chlorosis starting at leaf margin)
Growing Conditions Affecting Potassium Availability Potassium (K) is one of the three primary macronutrients that all plants need to mine from the soil that is necessary for proper growth. On a fertilizer grade analysis, it is the third number listed (in the form of potash) behind phosphorus and...

Early May Freeze: What’s The Risk to Our Grain Crops?

Andrew Kness Extension Educator, Agiculture University of Maryland Extension, Harford County It might seem odd reading an article about frost and freeze to grain crops in June, but we had a fairly widespread frost event in northern Maryland during the second week of May. As a result, I have been...


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