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.
A design for gardens near streamsides with steeper banks and dryer soils.
A design for gardens near streamsides with gradually sloped banks and wet soils.
A design for gardens near streamsides with average sloped banks and mixed wet and dry soils.
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. ...
Most “sick tree” problems can be traced back to underlying stresses that have reduced the tree's vigor, making it more vulnerable to diseases or insect pests.