幼虫的

It was not cross- reaction with Entamoeba histolytica and Schistosoma japonica.It is a simply and better method to extract the DNA with lysine boiling.

结果 经扩增于500bp、670bp、1200bp出现特异性片段，与原选择的编码基因片段大小相同，此特异片段与溶组织内阿米巴、日本血吸虫DNA无交叉反应，不同的DNA提取法结果显示：用裂解煮沸法同样可从仅含1条旋毛虫幼虫的25μl正常小鼠血浆中扩增出特异性片段。

BaitOne of the best baits for small mouth bass in rivers is the hellgrammite, the larva of the Dobson fly.

低音坑那里的水深过滴，等待龙虾、鲰可水洗、蟹的最佳饵out.baitone小口河段是hellgrammite低音、苍蝇幼虫的布森。

The effects of fenvalerate, phoxim and their mixture at about doses of LD〓 separately on the larva with 4 instars of cotton bollworm in development, spermatogenesis, spermateliosis and male mesoblast gonad were studied with micro-application method.

以毛细管点滴法，分别研究了约LD50剂量的氰戊菊酯、辛硫磷及其混剂对棉铃虫4龄初期幼虫的生长发育、精子发生与形成以及雄性中胚层生殖腺的影响。

Auraria from $ areas in China and some from Japan, it was.found that in all of the species, the homologous chromosomes were in various degree of synapsis,while the nonhomologes were distributed at random in the nucleus.

对采自北京、上海等7个地区及来自日本的金色果蝇I Drosophila auraria）和金色果蝇III的三龄幼虫的脑神经节进行核型分析。

The effects of tannic acid on GSTs specific activity were dependent on dosage and time.

用含0.005%单宁酸的饲料饲喂棉铃虫后，5龄和6龄幼虫的谷胱甘肽S-转移酶活性明显降低，分别为对照的59%和67%。

Excrescens larvae was in aggregative distribution and the aggregation was caused by both the insect's biological characteristics and the environmental factors.

结果表明：柳蝙蛾幼虫的空间分布型为聚集分布，聚集的原因是由害虫本身的生物学特性和环境因子共同作用所造成。

C With eversible prothoracic gland (except Melalophaanachoreta Fabr.).

3天社蛾幼虫的上唇和上颚的构造可供分类学上的应用。

The spatial distribution pattern of Phassus excrescens larvae was examined by 6 aggregation indices and regression analysis methods of Iwao, Talor in 5 standard plots of Fraxinus rnandshurica. The results showed that P.

本文通过调查5块水曲柳标准地，采用6种不同的判断空间分布格局的聚集度指标和Iwao，Talor等回归分析法对柳蝙蛾幼虫的空间分布型进行了研究。

Experiments on control of Prodenia litura with 6 kinds of microbial insecticides were conducted. The results of laboratory and field tests indicated that control effects of 6 kinds of microbial insecticide were better than kung pesticide (Lambda-Cyhalothrin) at a dilution of 2000. Emamectin benzoate at a dilution of 1000 and Tebufenozide at a dilution of 600 showed best, and control effects were over 90 percent in 3 days after application.

通过室内药效测定与田间药效试验对6种防治斜纹夜蛾的生物杀虫剂进行筛选，试验结果表明：各供试生物杀虫剂防治效果都优于对照药剂&日高&(Lambda-Cyhalothrin)2000倍液，其中&保尔&1000倍液（高渗甲维盐Emamectin benzoate）和&虫酰肼&600倍液防治斜纹夜蛾幼虫的效果最佳，在施药后的第3天，室内和田间防治效果均超过90%。

The results showed that the most suitable time to isolating the Larva from the experiment animals, which were experimentally infected with canine Trichinella was on the fiftith day; the most suitable time of degesting was at 37℃ for 17 hours; 38℃ for 14 hours; 39℃for 19 hours; 40℃ for 10 hours; the most suitable inquantity to inoculate per millilitre was 6000 strips; the best temperature was at 37℃; the best gas condition was in the CO2gas incubator and the concentration of CO2 was 8 per cent; the most suitable pH was at 7.0; the most suitable medium was RPMI-1640; the best nourishment component was peptone; the most appropriate time interval of changing medium was about 24 hours; the best time to observe was at 24 hours.

试验结果表明，从人工感染犬旋毛虫的实验动物中分离肌幼虫的最适日龄为50天，最适虫体消化时间为37℃时17h、38℃时14h、39℃时12h、40℃时10h，每ml培养液最适虫体接种量为6000条，最佳培养温度为37℃，最适培养气体条件为CO_2二氧化碳培养箱、最适培养液pH值为7.0，最适培养基为RPMI—1640，最佳培养液附加营养成分为蛋白胨，最佳培养液更换时间间隔为24h，最适观察虫体时间间隔为24h。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。