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All results showed that three kinds of medicament on controlling sweetpotato black rot is effective, the control effect of 70% thiophanate-methyl and 50% carbendazim were above 90%, 50% amobam was above 80%. The four kinds of medicament on controlling sweetpotato stem nematode with 40% isofenphos-methyl, 50% phoxim, 5% aldicarb and 5% ethoprophos in the field showed obvious effect, the control effect were 88.81%, 83.29%, 93.63% and 90.35%.

在贮藏期间对甘薯黑斑病的药剂防治试验中,70%甲基托布津、50%多菌灵和50%代森铵三种药剂对甘薯黑斑病均有较好的防治效果,70%甲基托布津和50%多菌灵的防治效果达90%以上,50%代森铵的防治效果达80%以上;在田间对甘薯茎线虫病的药剂防治试验中,40%甲基异柳磷、50%辛硫磷、5%神农丹和5%茎线灵四种药剂对甘薯茎线虫病的防治效果明显,防效分别为88.81%、83.29%、93.63%和90.35%。

Getting blood from vena cervicalis, making blood smear as routine, Giemsa staining were used to study through immersion objective observation on naturally case in clinic. The result indicated that many red blood cells infected T. Annulata in number from one to three, which infected one polypide take up the most and two the less, while that of three polypides take up the least.

对临床自然病例进行颈静脉采血,按常规制作血液涂片,Giemsa氏染色,油镜下观察和研究,结果表明:许多红细胞感染有1~3个数量不等的环形泰勒虫,以1个的为最多,含有2个虫体的红细胞较少,偶尔可见到含有3个虫体的红细胞。

Among them, fungi of Hyphomycetales were dominant. The pathogenicity test of Beauveria amorpha and Verticillium indicum to larvaes of Cerura menciana and Parnops glasunowi were tested. The average pathogenical effect of Beauveria amorpha c...

选取其中的多形白僵菌和印度轮枝菌,分别对林业害虫杨二尾舟蛾、杨梢叶甲幼虫进行杀虫活性试验,多形白僵菌的平均杀虫效果高于印度轮枝菌 16 。4 %。

Community structure of soil nematode changed little with altitude, and soil organic matters were mainly decomposed by fungi. Among the three vegetations including sparse shrubland, semiwet indeciduous broad-leaved trees and wet indeciduous broad-leaved trees, there are significant differences in Shannon's diversity index, Simpson's dominance and diversity index among different communities.

成熟指数值表明,高黎贡山土壤线虫群落结构较稳定;线虫通路比值计算表明,土壤有机质主要依靠真菌分解途径;Shannon-Wiener多样性指数、Simpson优势度和多群落间比较多样性指数在低海拔的灌丛林与半湿润常绿阔叶林和中山湿性阔叶林有显著差异。

A method combining HPLC, a post-column derivation device and a fluorescent detector was used to determine residues of ten carbamate pesticides (aldicarb sulfoxide, aldicarb sulfone, oxamyl, methomyl, 3-hydroxy carbofuran, aldicarb, propaxur, carbofuran, carbaryl and methiocarb) in 68 vegetable and 32 soil samples under four different cultivation systems (traditional kailyard, open field vegetable base, green house and paddy) were collected from a certain city in South Jiangsu.

本研究采用高效液相色谱-柱后衍生-荧光检测法分析了苏南某市4种不同种植方式下(传统菜地、露天蔬菜基地、大棚蔬菜基地和水稻田)68个蔬菜样品和32个土壤样品中10种N-甲基氨基甲酸酯类农药(涕灭威、涕灭威砜、涕灭威亚砜、杀线威、灭多威、残杀威、克百威、3-羟基克百威、甲萘威和灭虫威)的残留量,结果表明在蔬菜中检出的氨基甲酸酯农药残留水平多处于0.2~23μgkg^-1,土壤中为0.1~10μgkg^-1;土壤中3-羟基克百威和灭虫威全部检出,其最高检测浓度分别为10μgkg^-1和1.64μgkg^-1,其他农药仅有少数检出。

Sequence analysis showed that the size of 16S rRNA gene was in 1235 bp, and lacking several regions which regarded as eukaryotic sequence, was more similar with prokaryotes than eukaryotes in sequence structural feature; it could be implied that the microsporidia had split from ancient eukaryotes very early in time on the phylogenetic tree.

序列分析表明,16SrRNA基因大小为1235bp,缺乏多个被认为是真核生物序列的区域,序列结构特征更多地类似于原核生物的,在进化上,推测微孢子虫在很早以前与原始真核生物产生分歧;分子进化分析发现,同属的微孢子虫可以处于系统进化树不同的分枝。

In a meeting held at Harbin 1959, discussing the possible over-winter sites of theOriental armyworm, Leucania separata Walker, in the Northeast, a hypothesis was pro-posed (Chang, 1959) that this insect most probably did not over-winter in the Northeast,but the outbreak every spring was due to mass migration of the adult moths along withthe south or southwest trade winds.

根据东北地区的粘虫极大可能不在本地越冬而是每年春季随南、西南风大量迁飞的假设,利用气象资料分析了东北早春粘虫成虫的发生与风向风速的关系。无论由始现期或突增期来看,与地面上或高空850 mb的南、西南风均有较高的符合率;在粘虫出现时期的南、西南风多为每秒5—6米到每秒9—10米的大风。

After repeated experiments, the optimum parameters were found: the temperature in the grain warehouse was(25±3)℃; The CO2 gas density was 25%~35%, Rhizoptha Dominica Fabricius will be dead in 72 h and Sitophilus Oryzae Linnaeu will be dead in 48 h.

通过多次试验,找出了实验室试验的最佳参数:温度为(25±3)℃;CO2气体浓度为25%~35%;谷蠹杀虫保持时间为72 h以上;米象杀虫保持时间为48 h。

Polyarthra trigla is a predominant rotifer in Donghu lake, Wuhan.

针簇多肢轮虫是武汉东湖的优势轮虫,1983,5—1984,4在Ⅰ,Ⅱ站分别测定了这种轮虫卵和种群密度。

Based on the theory of multi-bioinsecticidal toxin and the technique of bioconjugation, The multi-bioinsecticidal- toxin BtA was worked out in order to provide a new idea and a new method for development of a new type of biocide.

基于多位点生物杀虫毒素理论和生物耦合技术,研制生物杀虫毒素BtA,为新生物农药的开发提供了一种新思路、新方法和新手段。

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Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气,收缩臀部肌肉;拱起身体,尽量抬起头来,右腿伸直朝向天花板(膝微屈,以避免肌肉紧张)。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化,但却比去年同期高8%。

However, to get a true quote, you will need to provide detailed personal and financial information.

然而,要让一个真正的引用,你需要提供详细的个人和财务信息。