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已读[36] 发布: 2013/06/01 04:35:31
防治方法除在放养前做好彻底清除外,在喂养时对不同的天敌采取不同的方法进行防御,对水蜈蚣、红娘华,用95%晶体敌百虫以每平米1克化水全池泼洒,或在其聚集的粪堆...
已读[31] 发布: 2013/06/01 04:35:17
HarrisMartin Publishing (subscription) COLUMBIA, S.C. –– A benzene defendant involved in a discovery dispute has backed its motion to compel, arguing that its motion was timely since it was filed within 21 days of the last extension it allowed the plaintiffs. In its May 22 reply brief filed ...
已读[33] 发布: 2013/06/01 04:35:15
Chemical Explorer (subscription) Chemical Explorer:European benzene's premium over naphtha slipped to a seven-week low, despite continuing lack of clarity on the market direction going into June. The spread between spot benzene and its feed stock naphtha was assessed at $500.25/mt ...
已读[32] 发布: 2013/06/01 04:34:55
fox6now.com According to the Department of Natural Resources, a small amount of the dangerous, cancer-causing agent, benzene , was found in this well. DNR officials say the amount of the chemical in the well is within federal and state safe drinking standards, but ... and more »
已读[31] 发布: 2013/06/01 04:34:49
ICIS (subscription) Europe benzene LONDON (ICIS)--The European benzene market has seen some upward movement ahead of the June contract settlement, sources said on Wednesday, with supply concerns for the upcoming month helping support the price gains. June spot ...
已读[34] 发布: 2013/06/01 04:34:41
Platts The June US benzene contract price settled 5 cents/gallon ($14.95/mt) lower at $4.42/gal ($1,321.58/mt), sources said Friday. The benzene CP settled at $4.47/gal in May, an 11-cent jump from the prior settlement at $4.36/gal. Market participants ...
已读[31] 发布: 2013/06/01 04:34:38
Platts Europe & Americas Petrochemical Scan provides weekly aromatics prices for the key aromatics in Europe and the U.S.Track the performance of benzene , styrene, toluene and other building blocks for the plastics and pharmaceutical industry, as well as ...
已读[33] 发布: 2013/06/01 04:34:36
Milwaukee Journal Sentinel A test of a water sample collected May 13 from the well off Jackson Drive, near Hickory Lane Park, detected a small amount of benzene , a component of crude oil and gasoline. The concentration of 1.6 parts per billion of benzene found in the water is ...
已读[154] 发布: 2013/05/31 20:42:28
对病羊可肌肉注射安乃近5-10毫升,病情严重时可配以青霉素160万单位,链霉素50万单位;也可用生姜2两、大葱2根切碎熬汤,加红糖2两趁热灌服,一日2次,连服2天,有...
已读[105] 发布: 2013/05/31 15:08:41
在杀虫疗程结束后使用二氧化氯进行全箱消毒,避免因虫咬诱发细菌性疾病。同时在饵料中添加三黄散、鱼用多维等护肝保肝、增强体质的药物,以有效增强鱼体免疫力,提高病鱼...
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