蚜虫

"In order to obtain the material," reads the report of the tests, potted rose bushes are brought into a room and placed in front of a closed window. If the plants are allowed to dry out, the aphides, previously wingless, change to winged insects.

他的实验报告中这样写到：我们将盆栽的玫瑰移至房内一闪关闭的窗前，如果玫瑰干枯，那寄生其中的蚜虫，为了获取养料，竟由一只无翅的昆虫变成了一只有翅的飞虫。

The sufficient conditions of robust stabilization of the system are obtained.The conclusion is significant in practice to forecast and control the red tide.Next,for a kind of spruce aphides and their predator international model,an adaptive fuzzy controller with biological characteristic is introduced in this paper.

其次研究了一类云杉蚜虫与其天敌相互作用模型，通过对捕食者和被捕食者同时施加控制，将生物特性引入模糊自适应控制。

Investigation on the occurrence of plant diseases and insect pests on Chaenomeles lagenariaKoidz in Chang-yang county, the main plant diseases and insect pests are fruits mothes and aphides and brown rotten disease.

通过对长阳地区资丘木瓜的病虫害发生情况进行调查，当地资丘木瓜上的主要病虫害为"两虫一病"，即食心虫、蚜虫和褐腐病。

The results showed that lambda-cyhalothrin 2.5% WP had a preferably good quick and persistent efficacy, its recommended usage 300-450 g/hm2 could kill more than 80% of the aphides and this efficacy could last for 10 days without safety problems to cruciferae vegetables.

试验结果表明：2.5%高效氯氟氰菊酯WP对防治十字花科蔬菜蚜虫有较好的速效性和持效性；推荐制剂用量为300~450 g/hm2，防效可在80%以上，持效期达10 d，且对作物安全。

The study was to provide the theoretical guidance for control of Aphis sp.

［目的］为枸杞蚜虫的防治提供理论指导。

Based on the demonstration activities in Deng Kou county of Inner Mongolia, the comparison of impacts of conventional agriculture and organic farm on biodiversity is analyzed. The results shows that the development of organic farm can improve the biodiversity protection,such as, the increasing of beneficial insects and birds.

本文通过在试验区对常规农业和有机农业分别对生物多样性的影响进行了分析比较，结果表明发展有机农业，能够促进生物多样性保护，如有益昆虫的数量增加，其中七星瓢虫最为明显，蚜虫的虫口密度降低，益鸟等生物的数量有所增加。

is: the use of a small amount of lime-style Bordeaux mixture (copper sulfate 0.5 kilograms, lime 0.175 kilograms, 50 kilograms plus water), or 50% carbendazim WP 1000 times, or 50% WPspraying 1000 times, to eliminate the ban and leaf anthracnose disease bacteria, 40 percent can be used 2000 times Rogor emulsion aphid virus eradication to prevent the occurrence of bunchy top disease

方法是：采用石灰少量式波尔多液（硫酸铜0.5千克，生石灰0.175千克，加水50千克）、或50%多菌灵可湿性粉剂1000倍液、或50%托布津可湿性粉剂1000倍液喷洒，以消灭炭疽病和叶班病病菌，可用40%乐果乳剂2000倍液消灭带毒蚜虫，预防束顶病的发生。

In the forests of New Brunswick, for example, various pesticides have been sprayed in the past 25 years in efforts to control the spruce budworm, an economically significant pest.

例如，在NB的森林里，过去的25年里，多种杀虫剂被喷洒以控制云杉蚜虫，一种经济上严重的病害虫。

The chariest maid is prodigal enough, if she unmask her beauty to the moon: Virtue itself 'scapes not calumnious strokes: The canker galls the infants of the spring, too oft before their buttons be disclosed, and in the morn and liquid dew of youth contagious blastments are most imminent.

一个自尊自爱的女郎，如果向月亮坦露她的美貌，就足够放荡的了；美德不能逃避诽谤的伤害；蚜虫蠹蚀春天的幼苗，往往是在它发芽之前；迷人的青春激情，转瞬即逝，如同朝露。

The main disease of lotus has cankered disease, leaf spot to wait, insect pest has aphid, chafer to wait.

莲的主要病害有腐烂病。叶斑病等，虫害有蚜虫。金龟子等。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。