ORIGINAL RESEARCH
Effect of Nitrogen Fertilizer and Seeding Rate
on Yield of Alfalfa and Weeds
Feng He1, Kaiyun Xie2, Xianglin Li1
Pol. J. Environ. Stud. 2018;27(2):647-653
ORIGINAL RESEARCH
Effects of Livestock Exclusion on Soil Physical
and Biochemical Properties of a Desert Rangeland
Yan Qin1,2,3, Decao Niu3, Jian Kang3,4, Yanfei Zhou3, Xianglin Li1
Pol. J. Environ. Stud. 2015;24(6):2587-2595