Crop Production Clinic Proceedings 2019

Chart of grain yield (averages for 15 site-years) with five P application practices.

Fertilizer P for Corn: Update of Research Findings and Revised Recommendations

January 9, 2019
Results of research conducted since 2000 to address fertilizer phosphorus (P) for corn will be reviewed. The current fertilizer P recommendations for corn will be discussed and revised recommendations presented at the 2019 Crop Production Clinics.

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Soybean field where previous cover crop provided adequate weed control.
Soybean field where previous cover crop provided adequate weed control.

How Much Cover Crop Growth Is Needed For Weed Control?

January 9, 2019
How well do cover crops control weeds and can they offset herbicide costs in corn-soybean cropping systems across the Corn Belt? That's the focus of a multi-state meta-analysis of 15 cover crop research projects.

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Map of grassland-sawfly-parasitoid intensive survey.

Wheat Insect Update

January 9, 2019
A survey and landscape analysis is being conducted to better understand the ecology of both the wheat stem sawfly and its parasitoid, the most effective control method for the wheat stem sawfly in Nebraska.

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Western bean cutworm in corn

The Biology and Management of Ear-Feeding Lepidopteran Pests of Corn in Nebraska

January 9, 2019
A guide to Identification and management of European corn borer (Ostrinia nubilalis), western bean cutworm (Striacosta albicosta), corn earworm (Helicoverpa zea), and fall armyworm (Spodoptera frugiperda).

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Soybean damage from application of micro-rates of dicamba pesticide.

Effects of Dicamba Micro-Rates on Yields of Non-Dicamba Soybeans

January 9, 2019
This study looks at the sensitivity of non-DT soybean types (Conventional, Liberty Link, and Roundup Ready) to micro-rate applications of Clarity, Engenia, and XtendiMax at several growth stages.

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Wheat stem sawfly

What’s New in Entomology: Nebraska Panhandle

January 9, 2019
Key crop insect pests to watch for in the Panhandle, including western corn rootworm, western bean cutworm, corn earworm, wheat stem sawfly, alfalfa weevil, grasshoppers, and a potential new pest, the brown marmorated stink bug. This article is from the 2019 Crop Production Clinic Proceedings.

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Dry bean weed management trial

The Importance of Early Season Weed Control

January 9, 2019
Do early season weeds have the same impact as later season flushes? Researchers here report on a 2018 study conducted in dry bean to compare how soon after planting crop yield was impacted by weed presence.

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Corn earworm larva

What’s New in Entomology: West Central Nebraska

January 9, 2019
A survey of ongoing, new, and potential insect pest threats to crop production in west central Nebraska. This article is from the 2019 Crop Production Clinic Proceedings.

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