农学 >>> 植物保护学 >>> 植物检疫学 植物免疫学 植物病理学 植物药理学 农业昆虫学 植物病毒学 植物病虫害测报学 抗病虫害育种 有害生物化学防治 有害生物生物防治 有害生物综合防治 杂草防治 鸟兽、鼠害防治 植物保护学其他学科
搜索结果: 1-15 共查到植物保护学 Damage相关记录16条 . 查询时间(0.171 秒)
Palmer amaranth, a dioecious summer annual forb, originating in Sonoran desert washes, compromises crop yields in much of the southern United States and its range is expanding northward. Appropriate t...
Field efficacy of neem (Azadirachta indica A. Juss) for managing soil arthropods and Cercospora leaf spots damage to peanut was studied in Ghana from 2008 to 2010. Treatments consisted of neem kerne...
Damage caused by bark peeling and browsing by red deer to Picea abies was investigated in two localities in the Českomoravská vrchovina Highlands. 127 experimental plots of 50 × 50 m in size were...
During 1997–1999, the damage and mortality caused by insect herbivores to pigweed (Chenopodium album) and wild buckwheat (Fallopia convolvulus) were studied in an early fallow field at Prague-Ruzyně. ...
In 1998 and 1999 a total of 84 samples of corn, predominantly from localities in southern and central Moravia, were collected either directly from fields (entire ears at harvest maturity) or as grain ...
This work reviews the historical and current pest risks and research concerning seed storage in the Czech Republic (CR). Stored seed pests (i.e. animals causing injuries to the germ and endosperm) r...
Soybean Pests, Their Nature of Damage and Abundance with Various Environmental Factors。
Typhoon 9918 passed through the Kyushu District and the western part of Chugoku District on September 24, 1999. A gust higher than 20m/s was recorded in the middle and southern parts of Kyushu Distric...
The study revealed that pest attack by tea mosquito bug and thrips on cashew not only caused considerable reduction in the size of nuts and kernels but also resulted in low white whole recovery, m...
Currently, plant testing in the United States to determine potential ecological risks from chemical pesticides to nontarget plants requires two tests, both of which use immature plants. Protection of ...
Cotton at three stages of crop phenological development was infested with eggs and third instar larvae of the fall armyworm, Spodoptera frugiperda (J.E. Smith), to determine the effect of larval feedi...
Nematode management decisions should be based, in part, on knowledge of the damage threshold population density, and this value is likely to vary based on the level of resistance of the cotton cultiva...
Cotton (Gossypium hirsutum) experiences frequent episodes of insect infestation during the growing season in Australia. The most important pests are larvae of the cotton bollworm (Helicoverpa armigera...
Stink bugs [Acrosternum hilare (Say), Nezara viridula (L.), and Euschistus servus (Say)] have become an important pest of cotton (Gossypium hirsutum
European corn borer, Ostrinia nubilalis (Hübner), is susceptible to toxins produced by Bacillus thuringiensis (Berliner), but damage to Bollgard (Bt) cotton (Gossypium hirsutum L.), which produces the...

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...