How to check rot in apple orchard

A: Apple tree rough skin often hides a variety of diseases, such as red spider mites, star caterpillars, leaf curlers, rot disease. After the end of the winter cut, check whether there are rots in trunks, branches, and cuts. After discovering, add 10 parts of lime sulfur to Baifumei to join the “General Tree Guardian” 100 times and apply it half an month later. The affected area of ​​the tree can quickly form a layer of protective film to suffocate the bacteria. The method is to use a brush to apply the emulsion, and then use the tree to wipe the trunk and branches of the 100% liquid (50 kg) to disinfect the whole tree, which can impede the decay. The virus landed on the tree, and after 30 days the diseased skin with dead spores began to fall off.

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