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为加快我县农田基本建设步伐,有效地控制水土流失,提高单位面积产量,我站于1986年夏收期间,对1986年夏季新修梯田中采取“倒桄子”表土还原和不保留表土田块的小麦产量作了对比调查。 这次调查,我们按不同类型区、海拔高和土壤质地条件,抽样调查了香庙、永乐、西坡、义门、车家庄、水口、新堡子等七个乡,每乡选一个村,每村对比调查两个户。调查的14个田块均有地边埂,田面比较整齐,种植小麦品种优良,普遍都进行了深耕和施肥,管理较好。调查面积共40.87亩,总产7014公斤,平均亩产171.6公斤,其中采取倒桄子进行表土还原的七块梯田面积为25.6亩,平均亩产221公斤,每亩摊肥料成本费11.83元;没有保留表土的七块梯田面积为15.27亩,平均亩产89公斤,每亩摊肥料成本费9.2元。如西坡乡计家沟村杨应涛,
In order to speed up the pace of capital construction in our county, effectively control soil erosion and increase yield per unit area, during the summer harvest of 1986, I took the remedial measures of topsoil recovery and no retention of topsoil in newly-added terraced fields in 1986 Of wheat yield made a comparative survey. In this survey, we surveyed seven townships, including Xiangmiao, Yongle, Xipo, Yimen, Chejiazhuang, Shuikou and Xinpuzi, according to different types of zones, elevation and soil texture. Each village selected a village, Two villages surveyed each village. All the 14 plots surveyed had border fronts, relatively tidy fields and good cultivated wheat varieties. Deep plowing and fertilization were generally carried out and management was better. The surveyed area totaled 40.87 mu with a total output of 7014 kilograms and an average yield of 171.6 kilograms per mu. The area of the seven terraces where topical soil reduction was adopted was 25.6 mu with an average yield of 221 kg per mu and fertilizer cost of 11.83 yuan per mu. No Seven terraces retaining topsoil area of 15.27 acres, an average of 89 kilograms per mu fertilizer cost of fertilizer stalls 9.2 yuan. For example, Yang Yingtao,