利用边行优势提高作物产量一九九七年五月底，我们对郾城县李集乡后李村北地麦田采用“三·一式”“六·二式”等种植方式进行了产量测定，测定结果显示小麦边行产量明显增加。产量要素（穗数、穗粒数、千粒重等）大幅度提高。其中采用“三·一式”种植法，即三行小麦留一... Increasing Crop Yields Using Sideline Advantages At the end of May 1997, we measured the yield of wheat fields in northern Licun, Licun County, Yuncheng County, using the “three-one” and “six-two” The results show that wheat yield significantly increased. The yield factors (number of spikes, number of grains per spike, thousand-grain weight, etc.) have been significantly increased. Which uses “three · one” planting method, that three lines of wheat left a ...