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There was no effect of 0.76% n-C14, 1.84% n-C17 and 0.49% n-C18 on the parasitoid behavior of the female wasps.

生化法测定了木虱若虫分泌物中多糖和单糖的含量,分别为12.52%和9.36%。

A black plant louse that lives on oaks and dogwoods.

寄居在橡树和椋木上的黑色木虱。

The current study found only citrus psylla is the vector of Huanglongbing, while a large number of experiments show that aphids and other sucking mouthparts and can not spread Huanglongbing.

现有研究只发现柑桔木虱是黄龙病的传播介体,而大量实验表明蚜虫等其他刺吸式口器并不能传播黄龙病。

The honeydew excretion and amino acids in the honeydew from the nymph of pear psylla were studied.

本文研究了中国梨木虱Psylla chinensis Yang et Li若虫期的排蜜规律及蜜露中氨基酸成分。

But the potato psyllid is merely the vector. The actual pathogen is still elusive.

但马铃薯木虱只是传播媒介,真正的病原体尚不清楚。

Las multiplied first in the midgut epithelial cells of psyllid, and then penetrated through the basal lamina and entered into the hemocoel.

试验证实柑橘木虱从罹病株上获取黄龙病菌后,需经过约7天的潜伏期才具有传播能力。

The pathogen is transmitted persistently by the Asian citrus psyllid, Diaphorina citri in Asia. In order to figure out the whole process of Las inside psyllids, and its ill effect on the psyllids.

此病可藉由无性繁殖体的嫁接方式与媒介昆虫来传播,在亚洲地区是由亚洲柑橘木虱 Diaphorina citri Kuwayama 以持续性方式媒介传播。

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。

Las multiplied again in the hemocoel and then invaded other host tissues, including hemocytes, nervous tissue, fat body, trachea, and muscle. Eventually, Las invaded the salivary gland and the Las-infected psyllids were enabled to transmit Las to other host plants. Symptoms of serious pathogenesis occurred in the muscle tissue.

黄龙病菌必需先穿过中肠上皮细胞并於中肠细胞内进行增殖,接著进入血腔继续进行增殖,并逐渐移行至其他组织包括血球、神经、脂肪体、气管上皮细胞及肌肉等,最后抵达唾腺,届时柑橘木虱即具有传播黄龙病的能力。

But psyllids are light and can travel on the wind, so they could simply have been blown there.

但木虱重量轻,能随风传播,也许只是被风吹到那里的。

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