苜蓿、无芒雀麦单播与混播对土壤有机质和速效养分的影响
张永亮, 范富, 高凯, 冯静, 苏娜
Effects of Medicago varia Martin., Bromus inermis Leyss.,and Mixture of the Both on Soil Organic Matter and Available Nutrients
ZHANG Yong-liang, FAN Fu, GAO Kai, FENG Jing, SU Na
. 2009, (1): 22 -26 .  DOI: 10.11733/j.issn.1007-0435.2009.01.005