Nitrogen Management, part 2/4

Описание к видео Nitrogen Management, part 2/4

Sources of Nitrogen fertilizer are discuss in this video.

Nutrient Application Guidelines for Field, Vegetable, and Fruit Crops in Wisconsin
http://learningstore.uwex.edu/Nutrien...

Carrie Laboski, University of Wisconsin-Madison professor and UW-Extension soil scientist

http://www.soils.wisc.edu/extension/d...

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