准确掌握小麦收获期,对获得理想产量意义很大。小麦在蜡熟中后期的2～3天内收获产量最高。确定方法有:1.直观法。子粒表皮呈桔黄色,内部贮藏物质已成蜡质状,稍硬,腹间处稍软,背部仍能压出较微指印。植株最后三张叶片发黄变干,全株呈金黄色,只有上部一节及附近稍显绿色。2.鲜粒含水量法。接近灌浆子粒千重达最大值时的时间与蜡熟中后期相偶合,用此时鲜粒含水量来推算适宜收割 Accurately grasp the harvest period of wheat, to obtain the ideal yield of great significance. Wheat in the late wax maturity 2 to 3 days to harvest the highest yield. Determine methods are: 1. Intuitive method. Grain epidermis was orange, the internal storage material has become waxy, slightly harder abdominal Department at a little soft, the back can still press out a little fingerprints. The last three leaves of the plant turn yellow and dry, the whole plant is golden yellow, only the upper part and the vicinity slightly green. 2. Fresh water content method. Close to the grouting grain thousand when the maximum value of the time and the waxy late coupled phase, with fresh water content at this time to calculate the appropriate reaping