First, the habit of vegetable pests
1, love color: First, love sex color: such as beet armyworm, Spodoptera litura and other male moths, female hormones secreted by a body has a strong tropism. The second is the color of love: if the meal has a tendency toward orange, whitefly, aphids, Liriomyza sativae, yellow striped triceps have strong tropism toward yellow, palm hummer has a strong tropism toward blue, etc. .
2, love to play: dragonflies, Spodoptera litura, cotton bollworm, cockroaches, melons, yellow striped jump, golden needles and other strong phototaxis, they chase the lights in the night for "entertainment", and stay up all night. The cotton bollworm has a strong tendency towards poplar branches. Such pests like to hide in the branches of the poplar to sleep inside.
3, love to eat: First, love to eat molasses, tobacco insects have a tendency to molasses. The second is to eat sweet and sour liquid, such as Spodoptera litura, melon fruit fly and so on to eat sweet and sour liquid. The third is to eat organic matter, such as Spodoptera love to eat fermented carrots, malt, bean cake, cow dung, etc.; as well as root worms, thin-skinned beetles, crickets, etc. are love to eat organic pests. The fourth is love to eat leaves, Arachnididae, Acarina, Aphididae insect pests cabbage leaves eat high nitrogen containing vegetable leaves.
Second, adopt "five trapping" technology to kill moths
1. Sex hormone trapping: The principle of the application of this technology is to use chemical substances related to gender communication secreted by insects themselves to trap and kill male adults so as to control the breeding of agricultural pests. At present, there are three types of synthetic sex hormone products: sexual inducers, sexual stimulants, and sex control agents. Among them, sexual lure attractants have very good trapping effect on male moths such as Plutella xylostella and Spodoptera litura and can be widely promoted.
2, swatch trapping: First, against the whitefly, aphids, Liriomyza sativae, yellow striped trichomoda like sex yellow habits, yellow plates can be used to trap pests, per acre vegetable plot placed 10 yellow plates. It is worth noting that oil should be applied on the yellow board every 7-10 days to prevent the paint from drying out and affecting the trapping effect. The second is to use the orange plate for trapping and killing against the orange traits of vegetables. The third is that the palm flies have the property of tropism toward blue and can use blue objects to trap and kill.
3, light trapping: per acre vegetable plots to install agricultural insecticidal lamp 50 ç›, in the peak period of insect pests can be a good trap Spodoptera litura, diamondback moth, cotton bollworm, beet armyworm, Spodoptera exigua, cabbage Pieris, Small tigers and other pests.
4, sweet and sour liquid trapping: Place 6 acres of sweet and sour liquid per acre of vegetable.
5. Yang Shuzhi traps and kills: In areas where there are poplars, 10 different poplar branches can be placed in every mu of vegetable fields, which has a good trapping effect on cotton bollworms and other pests.
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