Effect of VA Mycorrhiza Fungi on Maize Absorption of Phosphorus and Nitrogen Nutrition under Unsterilized Conditions
Lu Wenlong, Zheng Heling, Pan Jie, Wang Defang
ACTA AGRICULTURAE BOREALI-SINICA . 1994, (4): 94 -97 .  DOI: 10.3321/j.issn:1000-7091.1994.04.018