麦红蜘蛛调查工具的研究初报韩香元，候凤珍（河南安阳县植保植检站，４５５０００）麦红蜘蛛的田间调查，在苗期数量少时，可以用手扒麦苗目测的方法。但在春季株高数量大时，用手扒目测的方法就无法进行了，而必须借助于某种工具才行。关于麦红蜘蛛的调查工具，各地曾出... A preliminary investigation on the research tools of wheat red spider Han Hongyuan, Hou Fengzhen (Anyang County, Henan plant protection and phytosanitary station, 455000) A field investigation of wheat red spider, the seedling number is small, you can use hand-footing wheat seedling visual method. However, when the number of trees in spring is large and large, visual inspection by hand can not be carried out and must be assisted by some kind of tool. About spider survey tool, all over ...