桑蓟马被害叶对家蚕茧质及卵质的影响

The Effect of Mulberry Leaves Harmed by Mulberry Thrips on the Quality of Cocoons and Eggs

为探索桑蓟马被害叶的使用价值,分别就桑蓟马被害叶对生命率、茧质、卵质及下代孵化率的影响进行了试验。结果表明:桑蓟马被害叶对稚蚕期影响不大,但对壮蚕期影响较大。丝茧育可将桑蓟马被害叶用在5龄第4天后,种茧育尽可能不用桑蓟马被害叶,以确保卵质成绩。

To explore the value of the mulberry leaf harmed by mulberry thrips, the test on the effect of the mulberry leaf harmed by mulberry thrips on viability, cocoon quality, egg quality and hatching rate of the next generation was conducted. The results showed that： the leaves had only little effect during young larvae, but had some effect during grown larvae. The leaves can be used for feeding grown larvae after 4th of 5th instar that the cocoons for silk.. The leaves should not be used for feeding silkworm that the cocoons for the eggs to ensure that the egg quality.