Soil acidity, expressed by low soil pH, causes reduced crop growth and significant economic loss. It is the most commonly overlooked and poorly understood yield-limiting factor in western Oregon and a developing concern in eastern...
Explains the relationship between high soil pH and nutrient deficiencies in crop plants. Color photos illustrate symptoms of pH-induced nutrient deficiency. Explains the causes of high soil pH and presents step-by-step instructions for lowering pH.
This publication describes how to estimate lime application rate and lists criteria for choosing liming materials (source), lime application method (placement), and how often to apply lime (frequency).
Explains the relationship between high soil pH and nutrient deficiencies in blueberries, rhododendrons, azaleas, and other ornamental crops. Color photos illustrate symptoms of pH-induced nutrient deficiency. Presents step-by-step instructions...
Crimson clover market is growing for a crop with economic and environmental benefit.
This article describes how to determine vineyard nutrient needs through tissue and soil sampling.
While the type of soil is important, location takes precedence when starting a vineyard for wine production.
Information on vineyard water management, focusing on when to initiate irrigation.
This is a guide that can be used by wine grape growers to interpret their vine tissue nutrient analysis results to determine nutrient sufficiency, deficiency or excess.