农学 >>> 作物学 >>> 作物形态学 作物生理学 作物遗传学 作物生态学 种子学 作物育种学与良种繁育学 作物栽培学 作物耕作学 作物种质资源学 农产品贮藏与加工 农艺学其他学科
搜索结果: 1-5 共查到作物学 California相关记录5条 . 查询时间(0.102 秒)
Farmers in California's Central Valley have seen a boost in the productivity of their high-value crops -- and greater earnings -- as a result of the Golden State's air pollution controls.Perennial cro...
Parasitoids are the main natural enemies of the California red scale, Aonidiella aurantii (Maskell) and on occasion can regulate their populations. To increase their effectiveness, inoculative or augm...
An international project between the Japanese and Mexican governments on crop production is being conducted in Guerrero Negro, Baja California, Mexico. The objective of the project is to establish a ...
A project to improve the crop production in arid area is underway in Guerrero Negro, Baja California, Mexico as a joint enterprise of Japanese and Mexican Government. The objective of this project is ...
Fusarium oxysporum f. sp. vasinfectum (Atk.) W.C. Snyd. & H. N. Hans. race 4, a biotype highly virulent on certain Pima cotton (Gossypium barbadense L.) cultivars, was detected in California in 2001. ...

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...