查询词典 Insect-Eating
- 与 Insect-Eating 相关的网络例句 [注:此内容来源于网络,仅供参考]
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B. tabaci is hemimetabolous insect with arrhenotokous.
烟粉虱是不完全变态的昆虫,可营孤雌产雄生殖方式。
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Main obstacle reasons in soil of succession planting vegetables in protected cultivation were reviewed from soil maleficent microorganism increment, soil-borne diseases and insect pests to aggravation, soil nutrient imbalance, soil hypo-salinization, soil acidification and plant autotoxicity.
0引言随着我国蔬菜生产的发展,设施蔬菜栽培面积不断扩大,由于设施栽培的特点是采用人工控制,使设施内部形成了一个特殊的生态环境,且多年连作和大量施用化肥,忽视有机肥使用等,使蔬菜生产出现了各种障碍问题,其严重影响了蔬菜生产和农民收益,并成为制约蔬菜生产可持续发展的瓶颈问题。
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Plant volatiles mainly include terpenoid, benzenoid/phenylpropanoid and fatty-acid derivatives, and they play diverse roles in plant-plant and plant-insect communications.
植物挥发性物质在植物之间和植物与昆虫间化学通讯中起著重要作用。
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Further study by Blackith's (1961) formula showed the aggregation was relative with bionomic of insect.
采用Blackith(1961)聚集均数法对结果进一步分析表明其聚集原因主要由生物学习性引起。
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Methods The BiVP gene was screened by the ESTs technology and cloned by PCR method from the cDNA library of the bumblebee, Bombus ignitus. It was reconstructed to form the baculovirus transfervector pBac1-BiVP and expressed in Sf-9 insect cell. The recombinant BiVP was purified by the fast protein liquid chromatography system.
利用ESTs从红光熊蜂cDNA文库中获得BiVP基因,以PCR技术扩增出BiVP的完整cDNA,并构建病毒表达载体PBac1-BiVP,通过昆虫杆状病毒表达系统,在Sf-9昆虫细胞中进行表达,表达产物用快速蛋白液相色谱系统进行纯化。
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Currently, InsectX has managed to generate SIKs of any insect taxa at family level or above and any known species of Braconidae in China at species level.
目前InsectX已支持定制国内昆虫科及以上分类单元、茧蜂科所有已知种在线进行二次检索表重构。
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Result shows that the Apriona germari adult insect prefer to eat Broussonetia papyrfera and reject to eat other tree species which result in difference in natural life and fecundity. Total sugar and dissolvable protein content in the bark is not the cause of rejection. Difference of dissolvable sugar and amino acid may be the reason of preference while difference of dissolvable phenolics and tannin content may explain the rejection.
取食构树的桑天牛成虫取食量大,存活时间长,产卵量大,遗卵量少,其他3个树种则相反。4树种树皮内总糖和可溶性蛋白含量与桑天牛抗性无关,树皮内可溶性糖含量、总氨基酸和必需氨基酸含量对抗性有一定影响。4树种树皮内水溶性总酚含量和单宁含量差异对成虫取食有较大影响,酚类和单宁等次生物质对桑天牛成虫的忌避作用是导致抗性的主要原因。
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The investigation collected total about 1800 insect specimens, 130 species belonging to 51 families, 9 orders, 2 classes were identified. Among them, 105 species (40 families, 6 orders, 1 classes) were pests and 25 species (10 families, 5 orders, 2 classes) were natural enemies. In addition, two new record species, Caulophilus oryzae and Bruchus dentipes, were found.
通过调查采集,共查到出口木制品仓储昆虫群落害虫及天敌2目、23科、38种;出口草柳藤制品仓储害虫及天敌3目、22科、34种;出口皮革制品仓储害虫及天敌4目、24科、44种;出口羽绒制品仓储害虫及天敌4目、20科、35种;出口笔刷制品仓储害虫及天敌3目、26科、39种。
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Better prevention and control of pesticides will be marked with objects, such as imidacloprid, Actara, Le Meridien, for sucking mouthparts of the aphid, whitefly, leafhopper, canarium; 15% more than for the control of anti-ADM Alternaria mali disease, pear black spot disease; Celest Fusarium, Rhizoctonia diseases caused by a high control effect; Diflubenzuron Insect Growth Regulators such as applied to control pests and moths Phyllocnistis Mosquitoes pest, Avermectin streptozotocin on the type of anti-mite efficient.
好农药都会标明防治对象,如吡虫啉、阿克泰、艾美乐,适用于刺吸式口器的蚜虫、粉虱、叶蝉、木虱;15%多抗霉素用于防治苹果斑点落叶病、梨黑斑病;适乐时对镰刀菌、丝核菌引起的病害具有很高的防效;灭幼脲等昆虫生长调节剂适用于防治潜叶蛾类害虫和蚊类害虫,阿维菌素对叶螨类防效高。
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Predatory ladybirds and Carabidae, parasitic wasps, spiders are the dominant species.2. Dynamics of insect pests community.
天敌涉及2纲8目12科,16种,主要是蜘蛛、鞘翅目的捕食性步甲和瓢虫及寄生蜂。2。
- 推荐网络例句
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The split between the two groups can hardly be papered over.
这两个团体间的分歧难以掩饰。
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This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.
这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。
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The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.
聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力