不同降水年型黄土旱塬冬小麦免耕与深松轮耕蓄墒增收效应

于琦,李军,周栋,王淑兰,王浩,李敖,张元红,宁芳,王小利,王瑞

Effects of No-Tillage/Subsoiling Rotational Tillage System on Increasing Soil Water Storage and Crop Yield Under Different Precipitation Patterns of Winter Wheat in the Loess Plateau

YU Qi,LI Jun,ZHOU Dong,WANG ShuLan,WANG Hao,LI Ao,ZHANG YuanHong,NING Fang,WANG XiaoLi,WANG Rui

表4 冬小麦生产投入情况

Table 4 Total input of winter wheat production

耕作处理 Tillage treatments 种子及肥料 Seed and fertilizers (yuan/kg) 机械作业及药剂 Machine and herbicide (yuan/hm2) 种子 Seed 尿素 Urea 磷酸二铵 Diammonium phosphate 硫酸钾 Potassium sulphate 耕作 Tillage 播种 Sowing 收获及秸秆 Harvest and straw 除草剂Herbicide 免耕（N） 2.5 2.2 3.2 5 0 600 900 525 深松（S） 2.5 2.2 3.2 5 600 600 900 425