在上世纪初期,棉铃象甲开始破坏南部的棉花农场。
In the early years of the century, the boll weevil began devastating the cotton farms in the south.
象甲科害虫是一种发光的圆柱形甲虫。
水葫芦的营养状况直接影响象甲的生长发育。
The fertilizer conditions of water hyacinth has directly effects on weevils reproductive capacity.
面对着彗星和棉铃象甲的双重威胁,农场主们都一筹莫展。
Between the threats of comet and weevils, the farmers were running low on optimism.
象甲开始为基思工作,去了他的第一个任务;
Weevil starts to work for Keith and goes out on his first assignment;
然而在上世纪初期,棉铃象甲开始侵嗜美国南部的棉花农场。
But in the early years of the century, the boll weevil began devastating the cotton farms in the south.
文中讨论了双季稻区稻水象甲生活史对策的适应意义。
The ecological implication of this life history strategy of rice water weevil was discussed.
这些结果为开展稻谷中稻水象甲的检疫提供了依据。
These results provide a basis for the quarantine of L. oryzophilus in stored rice grain.
本文论述了讷河市杨干象甲发生现状,并提出了治理对策。
The paper discusses condition of Yang stem weevil in NeHe and puts forward control measure.
叶片总糖、各类蛋白质含量与稻水象甲的取食选择性无关。
Total sugar and protein content in leaves of rice varieties did not correlate with feeding selectivity.
然而在上世纪初期,棉铃象甲开始侵嗜美国南部的棉花农场。
But in the early years of the century, the 3 boll weevil began 4 devastating the cotton farms in the south.
水葫芦象甲对23个科、46种植物不产生危害,只取食水葫芦,是单食性昆虫。
The waterhyacinth weevil(Neochenita eichhorniae) is a kind of insect with single feeding habit, which only feeds on waterhyacinth not endangering 23 families, 46 species plants.
植物性粗提物对木棉象甲的防治效果不是很理想,所选试剂均没有使象甲成虫死亡;
The effect of botanical pesticides to kapok was not very Ideal, so that the selected reagents did not death;
近几年,铁岭地区稻水象甲的发生面积呈逐年扩大趋势,并表现出一定的发生分布规律及危害特点。
Recent years the occurrence area of rice water weevil is extending increasing with a certain law and harm character.
在稻水象甲取食选择性试验中,水稻品种IR 16与抗虫品种T03差异极显著,确定品种IR 16为感虫品种。
In feeding selectivity test, the resistance between IR16 variety and T03 (resistance) variety was significant difference, which showed that IR16 variety was a susceptible variety.
组建了以作用因子为组分的夏季自然种群生命表,并运用排除作用控制指数法分析了各种因子对假茎象甲自然种群的作用。
The active factor life tables of BPW natural population were constructed. The controlling effect of active factors was evaluated by using exclusion index of population control (EIPC).
甲对呀,我好象还见过。
这个奇怪的异象,向尼布甲尼撒王启示了数百年后所发生的事。
This strange vision given to Nebuchadnezzar revealed the future for hundreds of years to come.
他们的父母非常自豪地站在一大群孩子的前面。母亲握着丈夫的手,抬头看着他,好象在说:“你是我的金甲骑士。
The mother was holding her husbands hand, looking up at him as if to say, "Youre my knight in shining armor."
他们的父母非常自豪地站在一大群孩子的前面。母亲握着丈夫的手,抬头看着他,好象在说:“你是我的金甲骑士。
The mother was holding her husbands hand, looking up at him as if to say, "Youre my knight in shining armor."
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