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.
Riparian zones — those transition areas between bodies of water and land — are rich ecosystems that benefit man and nature. They make up a small percentage of the landscape but their importance far exceeds their geographic...
Outlines the basic principles and and safety issues of cutting down (felling) and cutting up (bucking ) trees. Covers clothing and equipment, timber-felling plans, evaluating tree-felling conditions and the target tree...