Method for preventing and treating aphid by artificial baiting eleven-star ladybug

Abstract

The present invention relates to a method for artificially trapping coccinella undecimpunctata for controlling aphides. Said method includes the following steps: firstly, selecting bund of cotton field of peripheral woods belt, making trapping box whose four sides are equipped with uniformly-distributed slots respectively, placing several trapping boxes on the bunds around cotton field respectively or hanging these trapping boxes from peripheral woods belt or corn trapping strip, placing pollen or honey and roosting paper or tree leaf or weeds into the trapping box to attract coccinella undecimpunctate, storing the trapped coccinella undecimpunctate at low temp. of 0-10 deg.C to make hibernalisation, also can use the coccinellids as seed ones and release then to control aphides. Said invention not only can breed coccinella undecimpunctate, but also can be used for controlling aphides.

Description

technical field

[0001] The invention relates to the field of biological control, and relates to a method for artificially trapping ladybugs to control aphids. Background technique

[0002] Usually, the techniques of utilizing ladybugs to prevent and control pests mainly include: 1. Protecting growth and artificially assisting ladybugs to prevent and control farmland pests. Increase the number of ladybugs by intercropping crops or planting trees and grasses around the farmland, and move them to the farmland with aphid damage by netting or other artificial capture methods, so as to achieve the purpose of controlling aphid damage by field ladybugs. The more studied ones are the seven-star ladybug and the multi-different ladybug. 2. Introduce and transplant beneficial ladybugs to control orchard pests. At present, my country has introduced 3 species of beneficial ladybugs from abroad, namely: Australian ladybug, Cryptidia monsonii and little black lady...

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