A kind of aphid biological control method using wheat seedlings and straw aphid as storage carriers
A technology for straw aphid and wheat seedlings, which is applied in the field of aphid biological control, can solve the problems of irreplaceable use of chemical pesticides, agricultural non-point source pollution, and reduced control effects, and achieves a technology that is conducive to popularization, efficient biological control, and excellent use effects. Effect
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[0032] A kind of aphid biological control method using wheat seedling and wheat tube aphid as storage carrier, it comprises the following steps:
[0033] (A) Propagation of wheat seedlings: select healthy barley seeds free from diseases and insect pests, spread them in the sun for one day evenly within one week before sowing, soak the seeds in 30°C and 1% lime water for 8 hours before sowing, to kill bacteria and insects; use 72-hole standard Plastic wheat seedling tray, filled with 70% humus, 20% grass carbon, 10% vermiculite, 65% water content cultivation medium, after sowing 6-8 seeds in each seedling hole, then cover with 0.5cm cultivation medium , gently press and smooth, and cultivate seedlings in a light incubator or an indoor culture rack at a room temperature of 20°C and an air humidity of 60%.
[0034] (B) Propagation of wheat tube aphids: wheat tube aphids are introduced from local natural cultivated wheat fields or introduced from scientific research institutes. Wh...
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