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21:18

WCU Volume 21, Issue 18 – July 25, 2013

July 26, 2013Emmalea Garver Ernest

PDF Version of WCU 21:18 – July 25, 2013 WCU Subscription Options for 2013: Mail, Fax, Email or Text Vegetables Vegetable Crop Insects Considerations in Cooling Produce Potato Disease Advisory #13 – July 26, 2013 Cucumber Downy Mildew Now Widespread… Continue Reading →

Uncategorized 21:18, index, Weekly Crop Update

Palmer Amaranth Spreads Trait for Herbicide Resistance with Pollen

July 26, 2013Emmalea Garver Ernest

Mark VanGessel, Extension Weed Specialist; mjv@udel.edu Palmer amaranth is a dioecious species, meaning a plant will produce either male or female flowers. The female flowers are fertilized with wind-dispersed pollen from the male plants. And Palmer amaranth is very effective… Continue Reading →

Agronomic Crops, General, Vegetable Crops 21:18, herbicide resistant weeds, palmer amaranth

Soybean Plant Height at Flowering and Manganese Deficiency

July 26, 2013Emmalea Garver Ernest

Richard Taylor, Extension Agronomist; rtaylor@udel.edu Most of us have become used to planting double-crop soybeans so early that we could be surprised this year by the height of the soybean crop when flowering begins. In a study that Bob Uniatowski… Continue Reading →

Agronomic Crops 21:18, manganese, micronutrient deficiency, soybean, soybean nutrient management

Corn Rooting Depth Will Impact Irrigation Scheduling

July 26, 2013Emmalea Garver Ernest

Richard Taylor, Extension Agronomist; rtaylor@udel.edu As you should expect, the strange weather pattern of a cool to cold spring followed by excessive moisture in many fields has limited the rooting depth and pattern for corn. While with a grower the… Continue Reading →

Agronomic Crops 21:18, abiotic stress, field corn, flooding, irrigation

Agronomic Crop Insects – July 26, 2013

July 26, 2013Emmalea Garver Ernest

Joanne Whalen, Extension IPM Specialist; jwhalen@udel.edu Field Corn Once again we are seeing a significant increase in the number of Brown Marmorated Stink Bug adults on the edges of some of the field corn fields we are surveying in New… Continue Reading →

Agronomic Crops 21:18, agronomic crop insect scouting

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