对中国野生葡萄资源的17个种或变种,共73个株系根围寄生线虫的种类和密度进行了系统的调查与鉴定。
Species and densities of parasitic nematodes were systematically investigated from the rhizosphere soil of 73 clones which belong to 17 species of wild grapes native to China.
本研究共分三部分,即管氏肿腿蜂对重要的人工扩繁中间寄主黄粉甲蛹寄生行为的研究;
In this paper, embryonic development, parasitizing behavior of the parasitical insect and population rejuvenation after successive rearing with the pupa of Tenebrio molitor were studied.
对隶属于藻物界卵菌门卵菌纲的宁夏卵菌进行了初步整理,共发现卵菌有1门1纲4目6科10属67种,分别寄生于176种植物上,引起植物病害或腐生于土壤中。
Oomycetes in Ningxia were investigated and classified. It was found that there were 67 species, hosting in 176 plants, respectively, which belonged to 1 phylum, 1 class, 4 families, 10 genera.
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