膜下滴灌和地下滴灌棉田土壤NH4+-N空间分布特征研究

戴翠荣;姜益娟;郑德明

Research on the Spatial Distribution Characteristic of NH4+-N in Cotton Field Soil under-Membrane Drip Irrigation and Subsurface Drip Irrigation

DAI Cui-rong;JIANG Yi-juan;ZHENG De-ming

. 2007, (5): 608 -612 .