冀西北寒旱区农田作物轮作产量效应评价

杜玉琼,张立峰,姚兆磊,张继宗,刘玉华

Evaluation of Crop Rotation Yield Effect in Cold and Arid Regions of Northwest Hebei Province

DU YuQiong,ZHANG LiFeng,YAO ZhaoLei,ZHANG JiZong,LIU YuHua

表5 草甸栗钙土农田不同作物轮作茬口关系效应

Table 5 Effect of rotation of different crops on meadow chestnut soil field

作物 Crop 马铃薯茬 Stubble of potato 蚕豆茬 Stubble of faba bean 玉米茬 Stubble of forage maize 莜麦茬 Stubble of oat 甜菜茬 Stubble of beet 比值 Ratio 效应 Effect 类型 Type 比值 Ratio 效应 Effect 类型 Type 比值 Ratio 效应 Effect 类型 Type 比值 Ratio 效应 Effect 类型 Type 比值 Ratio 效应 Effect 类型 Type 马铃薯 Potato 1.00 CK 1.58 + 偏利Commensalism 1.78 + 偏利Commensalism 1.94 + 偏利Commensalism 1.59 + 偏利Commensalism 蚕豆 Faba bean 1.10 + 偏利Commensalism 1.00 CK 1.43 + 偏利Commensalism 1.04 + 偏利Commensalism 0.84 - 偏害Amensalism 玉米 Forage maize 1.12 + 偏利Commensalism 1.05 + 偏利Commensalism 1.00 CK 0.93 - 偏害Amensalism 0.81 - 偏害Amensalism 莜麦 Oat 1.70 + 偏利Commensalism 1.46 + 偏利Commensalism 1.43 + 偏利Commensalism 1.00 CK 1.16 + 偏利Commensalism 甜菜 Beet 1.53 + 偏利Commensalism 1.40 + 偏利Commensalism 1.41 + 偏利Commensalism 1.28 + 偏利Commensalism 1.00 CK