河南省冬小麦种植频率时空变化及影响因素分析
李方杰,任建强(
),吴尚蓉,陈仲新,张宁丹
),吴尚蓉,陈仲新,张宁丹
Spatio-Temporal Variations of Winter Wheat Planting Frequency and Their Analysis of Influencing Factors in Henan Province
FangJie LI,JianQiang REN(),ShangRong WU,ZhongXin CHEN,NingDan ZHANG
),ShangRong WU,ZhongXin CHEN,NingDan ZHANG
图3. 河南省冬小麦分布提取CART决策树（2010年）
Fig. 3. CART Decision Tree of winter wheat planting area extraction in Henan province (2010)
