One chance in 15 years because it's only at planting that crown gall can be controlled.
Fungicides, herbicides and insecticides are all pesticides used in plant protection.
Collar rot and crown rot of apple trees, and trunk rot of stone-fruit trees (but rarely pear...
Phytophthora trunk rot most often attacks peach and apricot trees, but sometimes also nectarine, plum and...
Grochem Australia will be introducing Grochem Dodine into the market this...
An operational procedure: Drench or Immersion Treatment for Quarantine (PS-40) written by the WA...
The latest orchard management, tree training and fruit production methods.
Easy to follow instructions, illustrations and photos.