Excessive summer irrigation of oak and madrone trees may promote fungal diseases such as the oak root fungus (aka armillaria root disease) and crown rot.
Mature cattle grazing in pastures with rapidly growing grass are sometimes afflicted with a disease called grass tetany. The cause is a lack of magnesium in the grass. Here's what to look for and how to treat it.
Integrated pest management uses a system of terminology to summarize common tactics and their purpose. Known as PAMS — prevention, avoidance, monitoring, suppression — the system outlines a pest management strategy.
This report includes preliminary data for the second of a three-year study. Since this year was a record drought year, results could vary from a normal rainfall year. Finalized data and observations will be released in future as peer-reviewed studies, reports, and extension articles. For more information, please visit the RDFA project page.
Q: My so-called lawn needs help — it consists of clumps of grass with bare spots between. My small yard is completely fenced with a large apple tree shading much of it, so the grass gets at most 3 to 4 hours of sun ...