杂交稻生育后期五个不利因素的对策安徽巢湖市银屏农技站（２３８０５１）王修堂顾文辉田野病虫危害、贪青、早衰、过早脱水、刈青是影响杂交水稻亩产量的五个人为的不利因素，所以后期进行科学的田间管理，避免这些不良的因素发生，是夺取杂交水稻高产、稳产、优质的关键... Countermeasures for five unfavorable factors in the late growth stage of hybrid rice Yinchuan, Anhui Province, Yinping Wang, Guowu Wang Field pest damage, greyness, premature aging, premature dehydration, mowing greening are the five man-made adverse effects on the yield per acre of hybrid rice Therefore, in the late stage of scientific field management, avoiding these undesirable factors is the key to seize the high yield, stable yield and high quality of hybrid rice.