The pathogenic bacteria in winter are in dormancy, and they are parasitized in diseased branches, fallen leaves, and rotten fruit. They can be combined with winter cutting to clear the diseased branches, branches, fallen leaves, and fruit drops in the garden and carry out deep-buried or incineration. This can effectively eliminate pathogenic bacteria such as canker, leaf blight, and black spot, and reduce the source of infection.
The prevention and treatment of ulcer disease The kiwifruit orchard garden with severe ulcer disease is generally sprayed with lime-sulfur mixture of 0.3-0.5 Baume degree for 1 to 2 times, combined with the winter cutting garden. .
The control of root knot nematodes can be combined with deep plowing before winter, and the diseased roots and fine root clusters of 5 to 15 cm of topsoil of the diseased plants are excavated to remove the diseased body, reduce the source of the disease, and reduce the damage.
The scale insects of scale insects are used for wintering on trunks and twigs of trees. In winter, rags, grass handles, bamboo brushes and other tools can be used to wipe off dense winter insect sources and reduce the number of insects in the coming year. The twigs on the shoots can be removed in conjunction with winter shears.
Leafhoppers, stinkbugs, etc. Pests of this type may infest weeds and dead leaves for winter or adult overwintering, and may be used in conjunction with clean gardens and to eradicate weeds that are concentrated or incinerated to destroy overwintering adults and eggs.
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