When do cover crops, with and without manure applied, release nitrogen that can be used for my corn crop?

Cover crops can produce nitrogen. We looked at when different species release nitrogen and the impact that adding manure has on the timing and release of nitrogen. The simple answer Predicting nitrogen (N) availability from cover crops is complicated. Cold and wet conditions in the spring negativelyimpact soil microbial activity and can result in significant […]

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Is the yield potential of alfalfa increasing?

The relationship between alfalfa breeding efforts and yield potential is complicated. While most literature on annual grain crops shows yield improvements with the release of new varieties over time, a literature search on alfalfa yield will show improvement, stagnation, and declines, depending on the paper. One of the latest attempts to discern what is really […]

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What is the true cost of Alfalfa Snout Beetle on your farm?

Figure 1. Alfalfa Snout beetle damage

This article was written by Dr. Elson Shields, Department of Entomology, Cornell University, Ithaca, NY **A note from Christine: Alfalfa snout beetle is an invasive species. A 2008 survey confirmed its presence in Leeds & Grenville, Prescott & Russell, and Stormont, Dundas & Glengarry counties. At that time, over 150 km2 were infested. Dr. Shield’s […]

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