微门户首页  新闻  讨论区  活动  博客  求职招聘  行业报告  圈内成员  供应   
已读[302] 发布: 2013/06/13 01:32:22
麦蚜俗称“腻虫、油汗”,是危害小麦的主要害虫之一,常聚集在小麦植株茎、叶、... 1、10%吡虫啉可湿性粉剂1500~2000倍液喷雾。 2、4.5%高效氯氰菊酯1500~2000...
已读[697] 发布: 2013/06/13 01:31:59
药剂科选用啶虫脒、吡虫啉、吡蚜酮、毒死蚌等按使用说明进行防治。 5、甘蔗绵蚜虫的防治:防治用药同甘蔗蓟马,在防治甘蔗蓟马时可以兼治。 6、 甘蔗黑穗病的防治:...
已读[32] 发布: 2013/06/13 01:31:30
PCT Magazine InVict Blitz contains 0.5 percent imidacloprid , a highly effective and powerful non-repellent insecticide. The combination of the custom bait matrix, a potent active, an effective use rate, and reasonable cost makes InVict Blitz a valuable residual ... and more »
已读[32] 发布: 2013/06/13 01:31:22
Horticulture Week Last month, the same team discovered that the large scale pollution of surface waters in Europe with imidacloprid has led to a dramatic decline (on average a loss of 70%) in insect-richness in and around the polluted surface waters and wetlands.
已读[242] 发布: 2013/06/13 01:31:18
The Information Daily The three pesticides in question - Imidacloprid , Thiamethoxim and Clothianidin - are neonicotinoids. These systemic insecticides are taken up by the whole plant, including the pollen and nectar, and work by affecting the central nervous system of ...
已读[275] 发布: 2013/06/12 11:11:47
Farmers Guardian Restrictions on the use of the clothianidin , imidacloprid and thiamethoxam neonicotinoid insecticides were adopted by the Commission on May 24. The restrictions will apply from December 1, 2013. In anticipation of this decision, HGCA has reviewed the ...
已读[114] 发布: 2013/06/12 06:43:46
EurActiv Conservation groups contend there is ample scientific evidence to justify the EU's decision this spring to impose a two-year ban on three neonicotinoid insecticides - clothianidin, imidacloprid, thiamethoxam . The chemicals have been linked to declining ...
已读[78] 发布: 2013/06/12 01:33:03
NFU Online lothianidin, imidacloprid and thiamethoxam neonicotinoid insecticides were adopted by the Commission last month. They apply from 1 December 2013. The levy board's Research Review 77 takes a close look at the key pests controlled by neonicotinoid seed ...
已读[116] 发布: 2013/06/10 23:09:00
Farming UK On 24 May 2013, restrictions on the use of the clothianidin, imidacloprid and thiamethoxam neonicotinoid insecticides were adopted by the Commission. The restrictions will apply from 1 December 2013. In anticipation of this decision, HGCA has reviewed ... and more »
已读[111] 发布: 2013/06/10 23:08:54
rabble.ca (blog) Please support our coverage of democratic movements and become a supporting member of rabble.ca. The European Union (EU) banned three pesticides ( Imidacloprid , Clothianidin and Thiamethoxam) last week to protect rapidly declining bee populations. and more »
« 上一页  |   查看结果891-900共1203   |  下一页 »

新闻标签:

没有标签


最新报告


求职招聘