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Browse by Author: J. C. Barker
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Swine Manure as a Fertilizer Source

By: Joe Zublena, J. C. Barker, J. W. Parker, C. Stanislaw SoilFacts

This factsheet explains the three factors of proper swine manure management: the nutrient content of the manure, the percentages of those nutrients that are available to the plant and the nutrient requirements of the plant.

Poultry Manure as a Fertilizer Source

By: Joe Zublena, J. C. Barker, T. A. Carter SoilFacts

This factsheet describes the nutrient composition of poultry manure and land application techniques based on matching the nutritional requirements of the crop with the nutrients available in manure. This publication also includes a worksheet to determine the nutrient needs of your crop.