Studied on the Effect of Applying Phosphatic Gypsum for Improving Alkaline Soil at the Hetao Irrigated Area In Nei Monggol
Sang Yilin, Zhang Guisen, Chen Faxiao
ACTA AGRICULTURAE BOREALI-SINICA . 1990, (3): 70 -75 .  DOI: 10.3321/j.issn:1000-7091.1990.03.014