Spatial variation of soil nutrients in the northeast of the Heilonggang plain
LIU Zan1, WANG Hong2, LI Xuguang3, ZHOU Damai2, ZHANG Ruifang2
Journal of Hebei Agricultural University ›› 2019, Vol. 42 ›› Issue (5) : 96-102.
Spatial variation of soil nutrients in the northeast of the Heilonggang plain
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