草地学报
氮营养调控对紫花苜蓿根系形态及其解剖结构的影响
朱天琦, 刘晓静, 张晓玲
Effects of Nitrogen on Root Morphology and Anatomical Structure of Alfalfa
ZHU Tian-qi, LIU Xiao-jing, ZHANG Xiao-ling
草地学报 . 2016, (6): 1290 -1295 .  DOI: 10.11733/j.issn.1007-0435.2016.06.020