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- invasion of insect pest 侵入害虫的
- In this paper,influence factors of insect pest occurrence of urban green-land were studied. 为有效控制城市绿地害虫,对城市绿地虫害发生的影响因素进行了研究。
- Using Kuaishenggan package film could reduce the harmfulness rate of insect pest of Ceuthorrynchus sp. and Phyllotreta vittata Fab. 的快胜干包衣剂可以极显著降低黄条跳甲和茎龟象的为害率,可以极显著提高单株角果数、千粒重和小区单位面积产量;
- These results implied that the reduction of predatory and parasitism natural control function should be one of the crucial factors to induce the outbreak of insect pest populations in rice fields applied with excessive nitrogenous fertilizer. 这些结果表明天敌对害虫自然控制作用的下降可能是稻田过量施用氮肥后害虫种群增加的主要原因之一。
- This paper made a systematic study of varieties and conditions of insect pest to flowers and trees in greenhouse, and habits and infection characteristics of mollusc slug with serious outbreak. 系统地研究了温室发生的花木害虫的种类及其为害情况,研究了严重发生的软体动物蛞蝓的习性和为害特性,结合温室花木生产经营活动的特点,制定并实施了切实可行的综合治理措施。
- The severe frost kill off most of the insect pest. 严霜杀死了大多数害虫。
- A finding report of insect pests on Castanea mollissima Blume in Zhejiang. 浙江省板栗害虫种类及其危害状况调查
- Reading my diary is an inexcusable invasion of privacy. 看我的日记是一种不可原谅的侵犯个人隐私的行为。
- We conclude that invasions of Spartina alterniflora might lead to reduction of insect diversity and alteration of insect community structure in Jiuduansha wetlands. 互花米草的入侵将可能导致九段沙湿地昆虫多样性的降低和群落结构的改变。
- The Allied invasion of southern Italy. 盟军对意大利南部的入侵
- The known diseases and insect pests of Cycadaceae in China and their control were summarized, and 4 species of disease and 45 species of insect pest damaging Cycadaceae plants in China were recorded. 对中国苏铁科植物已知病虫害及其防治研究进行综述,整理出已知病害4种,虫害45种。
- No invasion of enemy territory is ever undertaken. 对敌国领土也从来没有进犯过。
- Based upon investigation, collection and rearing, the occurring situation of insect pests of garden plant in Linyi district was investiagted. 通过调查、采集、室内饲养,对临沂市园林植物害虫进行了比较全面系统的调查。
- They feared an actual invasion of Australia itself. 他们担忧着澳大利亚本身会真的遭到侵略。
- Resources of natural enemies of insect pests in apple orchard were systemally studied in apple orchards in Shanxi province. 摘要对陕西不同地区苹果园天敌昆虫进行了调查研究,结果获得天敌昆虫17种,隶属于8目11科。
- The New Monarchies and the Invasion of Italy. 新君主制和意大利入侵。
- The overwintering of Clostera anachoreta (Fabricius) was through eggs, while other 3 kinds of insect pests were through larvae. 杨扇舟蛾以卵越冬,其余3种害虫都以幼虫越冬;
- The Second World War was brought about by Hitler's invasion of Poland. 希特勒入侵波兰,自此,第二次世界大战爆发。
- In Yunnan Province, however, it is weak in microbial control of insect pests due to lack of basic and applied research on fungal biocontrol agents. 然而,云南在害虫微生物防治领域的基础薄弱,有深度的研究工作不多。
- Science fiction about an invasion of aliens. 关于外星人入侵的科幻小说