施肥深度对矮化苹果15N尿素吸收、利用及损失的影响
丁宁1,陈倩2,许海港1,季萌萌1,姜翰1,姜远茂1**
Effect of fertilization depth on 15Nurea absorption, utilization and loss in dwarf apple trees.
DING Ning1, CHEN Qian2, XU Hai-gang1, JI Meng-meng1, JIANG Han1, JIANG Yuan-mao1
应用生态学报
.
2015, (3): 755
-760
.