Crop Production Clinic Proceedings 2019

Routes of nitrogen loss in the soil

Nitrogen Inhibitors for Improved Fertilizer Use Efficiency

January 14, 2019
This article looks at how some nitrogen inhibitors temporarily reduce populations of Nitrosomonas and Nitrobacter bacteria, the soil bacteria responsible for converting ammonium to nitrite and nitrite to nitrate as well as what to look for in product claims.

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Trial studying efficacy of products on Palmer amaranth

Palmer Amaranth Control in Dry Bean

January 14, 2019
Residual herbicides applied at or before planting are critically important to controlling emerged Palmer amaranth in dry bean. Research at the Panhandle REC assessed the efficacy of PRE and pre-plant incorporated (PPI) residual herbicide programs.

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Bacterial leaf streak in wheat

Wheat Disease Update: Bacterial Streak and Black Chaff

January 10, 2019
In this article from the Proceedings of the 2019 Crop Production Clinics the author reviews disease impacts in wheat, particularly bacterial streak, also known as black chaff.

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Double cropping trial near Mead

Double Cropping Field Peas with Cover Crops, Forages, and Short-Season Crops

January 9, 2019

Farmers throughout the Corn Belt may want to consider diversifying traditional corn and soybean rotations to increase agronomic sustainability and to spread financial risks associated with low market prices of corn and soybean. An alternative is a more diverse crop rotation using field pea (short-season grain crop) followed by cover crops, forages, or short-season crops (Figure 1).

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Hairy vetch cover crop

Impact of Cover Crop Management on Rainfed Corn Production in Western Nebraska

January 9, 2019
Researchers report their findings from a one-year cover crop study at two sites in western Nebraska to study the impact of planting and termination dates and cover crop species selection. This article is part of the Crop Production Clinic Proceedings 2019.

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Figure 1. Cover crop trials were conducted in 2017-2018 at the UNL Havelock Research Farm near Lincoln to discover the impact of several practices on management of winter- and summer-annual weeds.
Figure 1. Cover crop trials were conducted in 2017-2018 at the UNL Havelock Research Farm near Lincoln to discover the impact of several practices on management of winter- and summer-annual weeds.

Using Cover Crops as a Weed Management Tool for Managing Herbicide-Resistant Weeds

January 9, 2019
Cover crop research trials were conducted in 2017-2018 at the UNL Havelock Research Farm near Lincoln to discover the impact of soybean maturity group, planting date, termination date, and herbicide use on on management of winter- and summer-annual weeds.

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What’s New in Plant Pathology

January 9, 2019
This article, from the Proceedings of the 2019 Crop Production Clinics, addresses new and updated product labels for disease management, a report from the Plant and Pest Diagnostic Clinic, changes in the Department of Plant Pathology, and the initial US finding of Fusarium boothii on wheat in Nebraska.

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Comparison of aboveground biomass amounts and total N when using hairy vetch or cereal rye as cover crops.

Cover Crops Benefit Nebraska Agroecosystems In Many Ways

January 9, 2019

Across Nebraska, the use of cover crops is increasing. Most commonly, winter cover crops are planted during the fallow period between corn or soybean harvest and the next crop. However, other windows for cover cropping exist in Nebraska.

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