农学 >>> 农学总论 作物学 园艺学 土壤学 植物保护学 农药学 林学 畜牧学 兽医学 水产学
搜索结果: 1-7 共查到农学 life history相关记录7条 . 查询时间(0.062 秒)
In the Czech Republic, A. nebulosus occurs in coniferous, deciduous as well as in mixed forests, in lowland forests and even on forest-steppe habitats. Larvae occur mainly on Picea sp., Pinus sp. and ...
Notes on the life history of Prospaltella perniciosi Tower: (b) Th External anatomy of the squash bug, Anasa tristis DeG. (c) A New hymenopterous parasite on Aspidiotus perniciosus Comst. (d) Th M...
In Nara Park, population density of conserved sika deer has been very high for several hundreds of years. This caused vegetation simplification to toxic and unpalatable plants. The andromeda lace bug,...
The architecture of a grass population is determined by the spatial distribution and morphology of tillers. The demographic and phase changes of tillers were compared between an annual-like (Progrow) ...
The life history parameters were studied for a western isolate of Bactericera cockerelli (Sulc) from a southern Arizona commercial tomato greenhouse (AZ - 06) during 2006. Life history parameter...
The developmental time, survival rate and reproduction of the cabbage aphid, Brevicoryne brassicae (L.) (Homoptera, Aphididae), were evaluated on detached cabbage leaves (Brassicae oleracea var. capit...
Life history traits of hogfish, a hermaphroditic reef fish, varied between samples from the Florida Keys (south Florida) and the eastern Gulf of Mexico (eastern gulf). Differences in female survivors...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...