This article describes how to determine vineyard nutrient needs through grapevine tissue and soil sampling. It also provides tissue testing guidelines.
While relatively healthy, forests in western Oregon face threats from climate stress, insects and disease. Here's a look at forest management strategies to cope with those threats and keep the state's forests healthy.
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.