Plant disease resistance enhancers and the use of plant disease resistance methods to prevent disease

摘要

It refers to a kind of microbial extract including (a), such as bacterial sterilization, panther, COD, Coriolis, yeast, lactic acid bacteria or acetic acid bacteria, In this case, the microbial cells are heat treated in a hot acid solution at 70 ° C with a pH value of 6 or less; and (b) zinc, copper, or both metals. It also refers to a way to prevent plant diseases. The extract is a kind of folk spray, which can improve the anti disease ability of plants.