东北典型黑土区耕地轮作休耕的空间重构

宋戈, 张红梅

Spatial reconstruction of farmland rotation and fallow in the typical black soil region of Northeast China

SONG Ge, ZHANG Hong-mei

表3 研究区耕地现状数量结构与优化结果的效益损失比较

Table 3 Comparison of the benefit loss between current cultivated land use structure and the optimization results in the study area

经济效益损失 粮食总产量效益损失 大豆总产量效益损失 环境效益损失 生态效益损失 整体效益损失 现状 0.31 0.19 0.45 0.12 0.14 0.24 优化 0.26 0.25 0.06 0.06 0.09 0.15