Determination of toxicity of phosphine on adults of copra mite [ tyrophagus putrescentiae ( schrank)] by a new laboratory method 用一种新方法测定磷化氢对腐食酪螨[Tyrophagusputrescentiae(schrank)]成螨的毒力
The toxicity of phosphine carbon dioxide and oxygen alone and as mixtures to the adults of copra mite 磷化氢、二氧化碳及低氧、二氧化碳混合熏蒸对腐食酪螨成螨毒杀作用的研究