Effects of fulvic acid potassium on nitrogen absorption, distribution and utilization of Ziziphus jujuba Mill. cv. Lingwuchangzao
LI Hui, LI Bai-yun
HUBEI AGRICULTURAL SCIENCES . 2024, (1): 42 -46 .  DOI: 10.14088/j.cnki.issn0439-8114.2024.01.007