First, the intercropping crops that the pests did not dare to approach made a few bundles of tobacco leaves in the sorghum field. Smoke smelled from the tobacco leaves, and pests such as sorghum whiteflies smelled, and they evaded and fled. They did not dare to come to feed. In cotton ridges or rape fields, intercropping with some
Garlic, the spicy taste emitted by garlic will drive pests such as locusts to come. Second, intercropping is both toxic and pest favorite food crops in the peanut field evenly between 300 to 400 strains of ramie, ramie stems, leaves are the most popular food for beetles and other pests, and the cesium contains Oil can let the beetle and other pests poison after eating, so as to achieve the purpose of exterminating pests. Generally, in the period of scarlet beetle or insects, each ramie can poison about 10 pests such as chafer and so on, prompting the latter stage insect pests to reduce to below 5% to 7%, and the population decline rate to more than 90%, ensuring the high quality of peanuts. About 15% increase in production. Intercropping can attract beneficial insect crops. Interplant some sorghum in the cotton fields to attract natural enemies such as beetles, spiders, ladybugs, flies and calyces. Let these beneficial insects feed on the aphids and eliminate young bolls. Insects and eggs. Intercropping some peanuts and squash in the corn field, other nectar beneficial insects can induce a large number of parasitic natural enemies of the corn borer, black egg parasitic peaks, thereby greatly reducing the damage of the corn borer. Intercropping can promote mutual crops in the cabbage field as some leeks, leeks secretions can control the occurrence of Chinese cabbage rot, while the Chinese cabbage mustard oil flavor, but also can inhibit the leek and other pheasants Damage from pests. In addition, the use of eggplant and gourd, ramie and soybean, welsh onions and garlic for the "neighborhood" for interplanting each other, can play a mutual promotion, friendship, disease prevention and pest control, growth is good, to ensure a variety of crops high quality and high yield.
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