“Pruning†is the good time for pruning of prickly ash. Pruning in winter is a good time to prune zanthoxylum. When pruning, it is necessary to cut off “seven branchesâ€, namely, leggy branches, dry branches, disease and insect branches, over dense branches, cross branches, overlapping branches, and delicate branches. . The cut branches are then burned to destroy the wintering pests and germs on the branches.
"Spraying" means spraying pathogenic bacteria and eggs that are not only allowed to overwinter on litter and weeds, but also parasitize wintering at tree shrews and other parts. Therefore, before the pepper tree sprouts, it is common to spray one time the "99" insecticide net pesticide in the Solibor. It is better to spray the pepper when the pepper leaf is not falling, and the control effect is excellent.
"Qing" means that some of the pathogens and eggs of the pepper tree of the Qingjiao Park are parasitizing on the dead leaves and wintering. In the winter, you can clean up the debris in the garden before turning the garden, and burn them in a concentrated manner to eliminate the wintering germs and eggs.
"Shi" means that changing soil and fertilizing roots the old soil of the prickly ash tree base and cutting off the roots. Sprinkle the root rot pesticides and replace them with new soil to prevent root rot.
"Turn over" is the use of natural conditions of low temperature and drought in winter, turning through the garden, the wintering pests in the soil will be frozen to death or eaten by birds. The depth of the garden should be 20-25 cm. It is good to advance in soil freezing. Not only can over-the-counter pests be eliminated, but also physical and chemical properties of the soil can be improved, soil structure can be improved, and the ability to maintain water and moisture in winter can be improved.
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