用 非 等温热重法研究了代森锰锌的热分解反应动力学.Non - isothermal thermal decomposition kinetics of mancozeb was studied by thermogravimetry.化学药剂以 1∶1∶100 的波尔多液, 50%退菌特可湿性粉剂600倍液和50%代森铵800倍液防治效果较好.The best fungicides are 1 % Bordeaux mixture, ...
Chloral hydrate is a rapidly effective hypnotic.水合氯醛为一种作用迅速的催眠药.Chloral is a colorless, volatile liquid with a very penetrating odor and boiling at 97.7℃.三氯乙醛是无色挥发性的液体,带有刺激性很强的气味,在97.7℃沸腾.Condensation of phenol and chlor...