利用双选择试验,研究岛弯尾姬蜂的寄主选择行为。
Dual choice experiment was used to test the host searching behavior of Diadegma insulare.
控制实验与植物化学分析结果表明水稻挥发性物质和其它一些次生代谢物影响稻飞虱的寄主选择。
The results of control tests and phytochemistry analysis show that volatiles and allelochemicals affect host selection behavior of Nilaparvata lugens.
因此,以网室内单位叶面积产卵量为指标基本上能反映出黑刺粉虱对不同茶树品种的寄主选择性。
Therefore, the host preference of Alewocanthus spiniferus to different tea varieties could be basically reflected by the oviposition number per unit in the net laboratory.
决定蚜虫寄主选择行为序列执行的因素主要是食物源刺激,蚜虫在活动中若得到适当的正向刺激,就开始取食。
The main factors determining the host selection behaviors of aphids are food source stimuli. If aphids receive appropriate positive stimuli, they begin feeding.
自然选择偏爱那些最容易找到寄主并以之为食的寄生虫。
Natural selection favors the parasites that are best able to find and feed on hosts.
因此,自然选择让这种寄主-寄生关系变得稳定。
Thus, natural selection stabilized this host-parasite relationship.
蚜虫对寄主的选择主要为有翅蚜。
这表明干旱胁迫在光肩星天牛选择寄主植物方面起着重要作用。
Thus, drought stress appears to play an important role in the host selection behavior of ALB.
信息化合物对天敌选择寄主行为的影响。
The influences of semiochemicals on host selection behavior of natural enemies.
本文叙述了鉴别寄主的选择及小种鉴定的结果。
In this paper the selection of differential hosts and the results of physiologic race identification were described.
研究了紫胶蚧觅食行为特点和紫胶蚧觅食时对寄主植物枝条的选择行为。
The characteristics of lac insect foraging behavior and its preference to host branch in foraging were studied.
因此,本实验的结果证明,白芥子苷是甘蓝蚜寄主部位选择的关键信号化学物质或取食促进剂。
Our results indicate that sinalbin is an important indicative chemical or feeding stimulant in host plant part preference by the cabbage aphid.
该蝇系多食性害虫,对寄主作物有明显的选择性,对烟草有较强的适应性。
The pest is polyphagous, has obvious selectivity for hosts and good adaptability to tobacco.
这两个种群若虫发育历期在其各自的选择寄主与TN1之间没有显著差异,且明显短于其在RHT上的发育历期。
The nymph developmental duration of these two colonies on the corresponding hosts was not different from that on TN1, but significantly shorter than that on RHT.
除视觉外,它的主要感觉行为是触角摆动和胫节磨擦,选择到达合适寄主是通过逐步的感觉阶段完成的。
Besides vision, the main sense behavior was that a pair of antennae often swung and both of front, mid and hind tibiae respectively rubbed each other.
着重在其行为学、对寄主的选择、造成的经济损失、生物防治、预测预报、防治方法等方面作了广泛描述。
The ethology, host preference, economic loss caused, biological control, forecast and prediction, and control methods are included.
从试验结果可以看出,寄主果实散发出的气味,及其颜色和形状对橘小实蝇的产卵选择有影响。
It indicated that the odor, color and shape of host fruits significantly affected B. dorsalis oviposition preference.
从试验结果可以看出,寄主果实散发出的气味,及其颜色和形状对橘小实蝇的产卵选择有影响。
It indicated that the odor, color and shape of host fruits significantly affected B. dorsalis oviposition preference.
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