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已读[68] 发布: 2013/06/01 02:17:13
FreshPlaza Timorex Gold® now registered in Canada for use in the control of powdery mildew on greenhouse peppers, tomatoes and cucumbers, suppression of powdery mildew on grapes, strawberries, cucurbit vegetables, as well as for the suppression of late blight on ...
已读[69] 发布: 2013/06/01 02:17:10
Western Farm Press The bloom in these later varieties should be over by the end of June, Stollberg notes. So far, the vines have experienced no significant pressure from powdery mildew . That hasn't stopped him from following his usual preventive fungicide spraying program.
已读[64] 发布: 2013/06/01 02:17:08
decanter.com Vintners have resorted to '19th century methods' of applying preventive anti- mildew treatments by hand-spray, said Frederic Mugnier of Jacques Frederic Mugnier in Chambolle Musigny. Although abnormally low temperatures have minimized the risk of the ...
已读[61] 发布: 2013/06/01 02:17:06
Augusta Thanks to a widespread epidemic last summer of a variety of downy mildew that decimated most of the impatiens in our area, commercial nurseries and greenhouses did not propagate these popular staples of Augusta gardens in any significant number this ...
已读[99] 发布: 2013/06/01 02:17:01
Michigan State University Extension However, since then no cucumber cultivar has been identified that exhibits complete resistance to downy mildew . A management strategy for gardeners should focus on using preventive measures to reduce the chances that cucurbit downy mildew becomes ... and more »
已读[65] 发布: 2013/06/01 00:20:14
Michigan State University Extension Two-spotted spider mites are a significant pest of hops in Michigan and can cause complete economic crop loss when high numbers occur by decreasing the photosynthetic ability of the leaves and causing direct mechanical damage to the hop cones. Two ...
已读[125] 发布: 2013/05/31 04:56:32
在2岁内婴幼儿食品中,禁止添加除营养强化剂之外的任何食品添加剂,其中包括防腐剂。 “婴幼儿的代谢系统尚未发育成熟,即使是对成年人无毒的物质也可能扰乱婴幼儿的...
已读[67] 发布: 2013/05/29 23:43:34
另一方面,轻工所曾参与第一包国产洗衣粉的研发,也在国内率先研究过防腐防霉剂,此外还搞过机械,所开发的乳化均质机曾应用在不少化妆品流水线上。基于这一系列技术,...
已读[62] 发布: 2013/05/29 23:42:00
主要是添加氨基酸、维生素、矿物质;二是药物添加剂,主要是抗生素、激素、驱虫剂、抗菌促长剂、镇静剂等;三是改善饲料质量添加剂,主要有抗氧化剂、防霉剂、调味剂等...
已读[72] 发布: 2013/05/29 23:39:46
主要是添加氨基酸、维生素、矿物质;二是药物添加剂,主要是抗生素、激素、驱虫剂、抗菌促长剂、镇静剂等;三是改善饲料质量添加剂,主要有抗氧化剂、防霉剂、调味剂等...
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