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已读[17] 发布: 2013/08/13 14:26:33
除草剂 品种货源紧张 证券时报 主流 除草剂 品种货源紧张。近期,由于主要生产企业常州永泰丰搬迁停产,以及环保因素制约加剧导致沿海地区部分企业被动检修,2,4-D等 除草剂 货源紧张,价格有较明显上涨,本周2,4-D华东地区报价1.8万元/吨,较上周上涨16 ... and more »
已读[19] 发布: 2013/08/01 12:54:57
搜狐 我认为应首先施用草胺膦加 乙草胺 。”刘维帅详细介绍,草铵膦以触杀为主,因此没有杀根作用,对作物安全。 乙草胺 是选择性芽前处理除草剂,主要通过单子叶植物的胚芽鞘或双子叶植物的下胚轴吸收,吸收后向上传导,通过阻碍 ... and more »
已读[204] 发布: 2013/07/30 18:58:20
搜狐 三是根据群众需求,及时组织协调个体商户购置 乙草胺 、乙绣水等杀虫除草农药600余件,玉米专用肥、复合肥等各类农肥750多吨,确保管理需要。同时,结合各村代销处和农资店,在村内设立农药、化肥销售点,为群众提供便利。四 ...
已读[1571] 发布: 2013/07/28 19:26:52
新浪网 其中 2甲4氯钠 盐广泛用于玉米田防治香附子,但使用时期不当易产生药害。 4.磺酰脲类除草剂:烟嘧磺隆、砜嘧磺隆可以用于玉米田防治禾本科杂草、莎草科杂草和部分阔叶杂草;噻黄隆可以用于玉米田防治一年生阔叶杂草。 5 ...
已读[29] 发布: 2013/07/09 11:52:36
CropLife The video, captured in Louisiana, compares the success of herbicides on glyphosate-resistant marestail, including plots treated with tank mixes containing Sharpen or Verdict herbicides . Of the plots treated with Sharpen or Verdict, each showed total ...
已读[24] 发布: 2013/07/09 11:52:32
Scranton Times-Tribune Before you reach for the herbicide or pesticide, you first need to determine what is causing the problem (or if there even is damage to the plant), and then do your homework and determine how best to control that weed or pest without harming your trees ...
已读[29] 发布: 2013/07/09 11:52:23
My Sunshine Coast (press release) Dr Petersen said that Sunshine Coast Regional Council developed its own endocrine-disrupting herbicide solution, known as Gloricide, ...
已读[24] 发布: 2013/07/09 11:52:19
CropLife Herbicide resistance in weeds is nothing new. The first reported instance of herbicide resistance in a weed species occurred in wild carrot in 1957 after several seasons of consecutive use of 2,4-D. In 1970, the first reported case of atrazine ...
已读[33] 发布: 2013/07/09 11:52:05
Western Farm Press This problem was later discovered that it was caused as a result of herbicide drift from the nearby spray of a round-up ready sugar beet field sprayed under windy conditions. Regardless of the large gap between the two crop fields, the drift has ...
已读[142] 发布: 2013/07/09 11:51:53
The Missoulian The Parks and Recreation Department applied nearly 120 pounds of herbicides diluted in more than 550 gallons of water throughout the city of Missoula in 2012, according to pesticide application records from the city. In 2013, Parks and Rec estimates it ... 更多 »
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