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Full-Text Articles in Physical Sciences and Mathematics

Tb154: Phosphorus And Potassium Availability In Wood Ash-Amended Soils: An Incubation Study, Tsutomo Ohno, M. Susan Erich Jan 1994

Tb154: Phosphorus And Potassium Availability In Wood Ash-Amended Soils: An Incubation Study, Tsutomo Ohno, M. Susan Erich

Technical Bulletins

The objective of this study was to monitor the temporal changes in soil properties and plant availability of P and K in wood ash-amended soils during a 72-week incubation period.


Production And Nutrient Content Of Broiler Litter, Monroe Rasnake, Mike Williams Jan 1994

Production And Nutrient Content Of Broiler Litter, Monroe Rasnake, Mike Williams

Soil Science News and Views

How much litter is produced in a broiler house in one year? How much nitrogen, phosphorus, and potassium is present in broiler litter? These are questions that concern broiler producers and others who have an interest in the use and safe disposal of broiler litter. A project was initiated with support of the Tennessee Valley Authority and the cooperation of several broiler producers in Carlisle County to help answer these questions.


Estimated Nutrient Content And Uptake By Kentucky's Crops, Kenneth L. Wells, William O. Thom Jan 1994

Estimated Nutrient Content And Uptake By Kentucky's Crops, Kenneth L. Wells, William O. Thom

Soil Science News and Views

A commonly asked question by crop producers is, "how many pounds of plant nutrients do my crops take up?" While the absolute answer to this varies by yield and soil fertility, useful estimates can be made from research data to enable a producer to have a "ballpark" value for nutrient up-take by some of the major crops of Kentucky. The following tables contain estimates of nitrogen (N), phosphorus (P),and potassium (K) contained in certain crops and the amount of N, phosphate (P2O5), and potash (K,O) taken up by tobacco, corn, soybeans, wheat, alfalfa hay, clover grass …