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In low age larva is filled period the effect of prevention and cure to garlic root maggot undertakes different drug experiment and be investigated, the result makes clear: 27 years garlic root maggot produces 3 generation in Jiangsu, generation of live through the winter is imaginal in March the last ten-day of a month fills hair; the middle ten days of a month on April fills generation larva hair, the middle ten days of a month saw in May aurelian, the last ten-day of a month was; of fastigium of generation imago ascend to heaven and become immortal in May the 2nd generation is larval the first ten days of a month was filled to the middle ten days of a month in June hair, the last ten-day of a month came in June in September the last ten-day of a month with aurelian more summer, 2 generation are imaginal at; of the ascend to heaven and become immortal at the beginning of October coming by September the 3rd acting larval fastigium is on October the middle ten days of a month, the first ten days of a month is larval in November in succession pupate live through the winter, immediately following in time year of spring (the middle ten days of a month on April) begin emergence.

在低龄幼虫盛期就不同药剂对大蒜根蛆的防治效果进行试验和调查,结果表明:2007年大蒜根蛆在江苏发生3代,越冬代成虫于3月下旬盛发;第一代幼虫4月上中旬盛发,5月中旬见,5月下旬为一代成虫羽化高峰期;第二代幼虫6月上旬至中旬盛发,6月下旬至9月下旬以越夏,二代成虫于9月底至10月初羽化;第三代幼虫高峰期在10月上中旬,11月上旬幼虫陆续化越冬,翌年春季(4月上中旬)开始羽化。

Triglyceride content in the fat body was as high as 75% at the initial stage of pupation, but decreased gradually with the development of the pupae. Accordingly, triglyceride content in the ovary was only 20% at the beginning and increased to 64% before eclosion, and the content of diglyceride and free fatty acids in the blood also increased significantly. This suggests that fat in the ovary is transported from the fat body through the blood.

在化初期,脂肪体中甘油三脂的含量高达75%左右,随着体发育而逐渐降低;与此同时,卵巢中甘油三脂的含量在化初期仅为20%,到羽化前增加到64%;血液中甘油二脂和游离脂肪酸的含量也有明显增加,说明卵巢中的脂肪是由脂肪体经血液转送而来的。

Apart from body color of puparial cuticle, there were microstructure differences which were found out by scanning electron microscopy. SEM had denser, more packed structure of the puparial exuviae than that of SEW.

扫描电镜分析结果表明,相对于SEW,SEM的表皮结构更加的致密,表明黑化除了引起的体色发生变异外,还引起表皮结构发生了细微的差异。

Chrysopa septempunctata was fed with two foodstuffs, aphids and artificial ovum Trichogramma's pupas. The results indicated that survival time of female worms which intook aphids was obviously longer compared with those which intook artificial ovum Trichogramma's pupas, and their ovum quantity obviously rose. But artificial ovum Trichogramma's pupas can be used as supplementary foodstuff to raise green lacewing because of its factory production.

用蚜虫和人工卵赤眼蜂两种食料来饲养大草蛉的结果表明,喂食蚜虫的大草蛉雌成虫存活时间明显长于喂食人工卵赤眼蜂的大草蛉,产卵量亦明显提高,但人工卵赤眼蜂已经实现了工厂化生产,可以作为饲养草蛉的补充食料。

Chrysopa septempunctata was fed with two foodstuffs, aphids and artificial ovum Trichogramma"s pupas. The results indicated that survival time of female worms which intook aphids was obviously longer compared with those which intook artificial ovum Trichogramma"s pupas, and their ovum quantity obviously rose. But artificial ovum Trichogrammas pupas can be used as supplementary foodstuff to raise green lacewing because of its factory production.

用蚜虫和人工卵赤眼蜂两种食料来饲养大草蛉的结果表明,喂食蚜虫的大草蛉雌成虫存活时间明显长于喂食人工卵赤眼蜂的大草蛉,产卵量亦明显提高,但人工卵赤眼蜂已经实现了工厂化生产,可以作为饲养草蛉的补充食料。

The 3rd instar larvae feeding treated leaves for 48 h, the rate of growth inhibition was 100%, and pupation rate was 15.56% and the adult could not emerge completely.

3龄幼虫取食发酵液处理的叶片后,生长极其缓慢,在 48h时体重抑制率达 100%,化率和羽化率均明显下降,其中化率仅为 15.56%,100%不能羽化。

The results showed that the sex ratio of pupae and adults is 1:1.0430 and 1:1.0154,respectively.The 80% beet armyworm emerged generally during night after pupation about 4~8 d,and more than half in 0:00~8:00 am.

结果表明:甜菜夜蛾的性比为:1:1.0430,羽化之后的成虫性比为1:1.0154;甜菜夜蛾羽化集中在化后4 ̄8 d,且化具有显著的昼夜分布特点,夜间羽化数占总数的80%左右,其中0:00 ̄8:00之间羽化数达一半以上;成虫单次交配持续时间为40 ̄100min的发生概率占70.44%,85%以上的交配集中发生在夜间2:00 ̄7:00;成虫主要在夜间产卵,其中在0:00 ̄5:00时辰占65%以上。

The 3-galatosidase activity of AnpeLacZ in A. pernyi pupae who store 7 months at 5℃ reached peak at 15 days p. i., female was 14.3units/g and male was 11.7units/g, respectively.

AnpeLacZ在5℃保存了7个月的柞蚕中,感染后第15天酶活性达到最高,雌为14.3units/g,雄为11.7units/g,雌比雄略高。

But it indicates biological effect to the old larvers were refusing eating, extending the time of larver and pupating, shorteningthe time of pupa, affecting emergence, and causeing doomed of pupa and so on..

分别为16.83±5.18μg/ml、25.2±5.12μg/ml,对于3龄以上的棉铃虫幼虫则表现出拒食、影响生长发育、延长化时间、缩短历期、导致畸形、引起死亡及降低羽化率、产卵率和卵孵化率等生物学作用。

The results showed that the antlions fed on M. domestica larvae obtained significantly higher body weight, pupal weight, relative growth rate and pupation percentage, and significantly shortened larval duration when compared with the antlions fed on S. litura and S. exigu larvae. When feeding on C. cephalonica larvae, antlions had similar body weight, pupal weight and pupation percentage, but significantly decreased relative growth rate and prolonged larval duration, than those fed on M. domestica larvae.

结果显示,用家蝇幼虫饲养的蚁狮,其体重增长、相对生长率、化率、重均显著高于用斜纹夜蛾和甜菜夜蛾幼虫饲养的蚁狮,而幼虫历期则比斜纹夜蛾和甜菜夜蛾幼虫饲养的短;用米蛾幼虫饲养,虽然蚁狮体重增长、化率和重与用家蝇幼虫饲养的差异不显著,但其相对生长率却显著低于用家蝇幼虫饲养的蚁狮,幼虫历期也比用家蝇幼虫饲养的明显延长。

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