Effects of Different Nitrogen Fertilizer Levels on Jujube Growth Indexes and Leaf SPAD Values under Drip Irrigation

Rui KOU, Sheng-hai JIA, You-shuai BAI, Xia ZHAO, Yan MA, Rui CAO, Chun-juan XU, Zong-qian ZHENG, Feng GAO, Shu-rui YANG

China Rural Water and Hydropower . 2021, (8): 123 -126 .