Explains water-quality issues related to excess phosphorus in surface waters. Provides specific ways for homeowners, commercial property managers, irrigated row crop growers, dryland farmers, ranchers, and confined animal feeding operators to reduce phosphorus loss to surface waters.
Describes impacts of nitrogen overfertilization and uneven irrigation on groundwater in Willamette Valley, Oregon. Recommends that mint crop growers use stem testing to gauge nitrogen needs more closely and advises growers on how to improve irrigation system efficiency.
Predicting Nitrogen Availability from Organic Amendments: laboratory, Field, and Computer Stimulation
A study to improve the ability to predict nitrogen availability from organic soil amendments, including improved accuracy of Nitrogen availability estimates, to target amendment application rates to meet crop N needs.
What to grow, space needs, time needs, ideal calendar, soil preparation, planting, fertilizing, and watering.
Many farms will be required to go through some sort of Good Agricultural Practices (GAP) certification process in order to satisfy buyer demands or because they will be required to under the new Food Safety Modernization Act. ...