作物的轮作倒茬是合理用地养地,用养结合,保证农业增产稳收的基本措施。作物连作,不仅降低产量,而且也会导致土壤肥力下降。广大农民极为重视作物的合理轮作倒茬,并在长期生产实践中积累了丰富的经压。“倒茬如上粪”,就充分说明了这个道理。我区夏大豆面积大,形成了麦——豆两 Crop rotation cropping is a reasonable use of land to support the combination of raising, to ensure that the basic measures of agricultural yield stability. Continuous cropping not only reduces yields, but it also leads to a decline in soil fertility. The vast majority of peasants attach great importance to the rational rotation of crops and accumulate abundant pressure in long-term production practices. “Inverted stubble on the above feces,” fully illustrates this truth. My area summer soybean area, forming a wheat - beans two