冬小麦-夏玉米周年农田资源高效利用限制因素分析
刘肖瑜(),张豆豆,焦进宇,陈国庆(),李勇
Analysis on Limiting Factors of Efficient Utilization of Winter Wheat and Summer Maize Farmland Resources
LIU XiaoYu(),ZHANG DouDou,JIAO JinYu,CHEN GuoQing(),LI Yong

图6. 山东省不同生态区冬小麦夏玉米生长季影响农田资源利用限制因素

Fig. 6. The limiting rate of various factors affecting the utilization of light and temperature resources in the growing wheat and maize season in different ecological areas of Shandong province