为了有效防控云南布朗山区木薯重要地下害虫的发生与危害,本试验针对性地开展种茎无害化药剂处理的防效评价研究.结果表明:选用环......

Growing interest in using Powdered Activated Carbon (PAC) in raw water aqueduct,as a method of polluted surface water tr......