极端年型旱地麦田深松和覆盖播种水分消耗与植株氮素吸收、利用关系的研究

李念念, 孙敏, 高志强, 张娟, 张慧芋, 梁艳妃, 杨清山, 杨珍平, 邓妍

A Study on the Relationship Between Water Consumption and Nitrogen Absorption, Utilization Under Sub-Soiling During the Fallow Period Plus Mulched-Sowing in Humid and Dry Years of Dryland Wheat

NianNian LI, Min SUN, ZhiQiang GAO, Juan ZHANG, HuiYu ZHANG, YanFei LIANG, QingShan YANG, ZhenPing YANG, Yan DENG

表2 闻喜试验点土壤基础肥力

Table 2 Soil foundation fertility in experimental location

年份 Year 有机质 Organic matter content (g·kg-1) 全氮 Total nitrogen content (g·kg-1) 碱解氮 Alkaline hydrolysis nitrogen(mg·kg-1) 速效磷 Available phosphorus (mg·kg-1) 2011—2012 8.72 0.65 40.16 19.87 2012—2013 11.88 0.72 38.62 14.61 2015—2016 9.27 0.86 41.31 10.25