|
已读[439]
发布： 2013/06/12 22:31:24
但近年来,出于对产量和经济效益的追求,农民大量施用氮肥和磷肥,土壤酸性急速飙升。湖南省权威部门统计显示,由于不合理耕作、过度种植、农用化学品的大量投入,与上世纪...
|
|
|
|
|
已读[419]
发布： 2013/06/12 22:31:18
近年来,出于对产量和经济效益的追求,农民大量施用氮肥和磷肥,土壤酸性急速飙升。湖南省权威部门统计显示,由于不合理耕作、过度种植、农用化学品的大量投入,与上世纪80...
|
|
|
|
|
已读[443]
发布： 2013/06/12 22:31:06
专家介绍近年来,出于对产量和经济效益的追求,农民大量施用氮肥和磷肥,土壤酸性急速飙升。湖南省权威部门统计显示,由于不合理耕作、过度种植、农用化学品的大量投入,与...
|
|
|
|
|
已读[413]
发布： 2013/06/12 22:30:57
但近年来,出于对产量和经济效益的追求,农民大量施用氮肥和磷肥,土壤酸性急速飙升。统计显示,由于不合理耕作、过度种植、农用化学品的大量投入,与上世纪80年代第二次...
|
|
|
|
|
已读[413]
发布： 2013/06/12 17:34:16
但近年来,出于对产量和经济效益的追求,农民大量施用氮肥和磷肥,土壤酸性急速飙升。湖南省权威部门统计显示,由于不合理耕作、过度种植、农用化学品的大量投入,与上世纪...
|
|
|
|
|
已读[159]
发布： 2013/06/12 01:15:58
Upside Down World They organized the “Carnival of Corn” in Mexico City on May 25 and demanded that President Enrique Peña Nieto refuse to be bought or pressured by the agrochemical giant and protect the well-being of the population. Hundreds of young people from ...
|
|
|
|
|
已读[163]
发布： 2013/06/12 01:15:54
HealthNewsDigest.com Successful breeding programs of high-yield varieties and increasing agrochemical inputs have contributed to these gains, Remais and colleagues note, but environmental degradation from the overuse of agrochemicals is raising major concerns in the ...
|
|
|
|
|
已读[158]
发布： 2013/06/12 01:15:50
Moneycontrol.com SP Tulsian of sptulsian.com told CNBC-TV18, " Rallis India is a Tata Group company making agrochemicals, seeds and seed chemicals, and supplying technical and bulk of molecules to the other agrochemical makers also. If one goes by its financial ... and more »
|
|
|
|
|
已读[187]
发布： 2013/06/12 01:15:45
Lexology (registration) ... are Partner Communications, one of Israel's leading mobile phone companies, Makhteshim Agan, a global agrochemical manufacturer, and Clal Investments, one of Israel's major holding companies, owning among other things, Israel's cement monopoly).
|
|
|
|
|
已读[162]
发布： 2013/06/12 01:15:41
FarmersWeekly “It's not quite as vigorous as many varieties, but it didn't require any extra agrochemical input. Any unwanted traits can be back-crossed out anyway,” he added. For more on this topic. News, video and pictues from Cereals 2013 · FW Events Download the ...
|
|
|
« 上一页 |
查看结果161-170共339
|
下一页 »
|
|
