三种华北冬绿肥对生菜生长和营养品质的影响
赵秋, 张新建, 宁晓光, 高贤彪, 曹卫东, 孙向阳
Effects of Three Winter Green Manure of North China on the Growth and Nutritional Quality of Lettuce
ZHAO Qiu, ZHANG Xin-jian, NING Xiao-guang, GAO Xian-biao, CAO Wei-dong, SUN Xiang-yang
华北农学报 . 2015, (6): 159 -163 .  DOI: 10.7668/hbnxb.2015.06.024