Plastic-film mulch and fertilization rate affect the fate of urea-15N in maize production
Ma, Qiu-Jin, Li, Xiao Gang, Song, Wen-Yuan, Jia, Bin, Zhang, Qian, Lin, Limei, Li, Feng-Min
Published in Nutrient cycling in agroecosystems (01.12.2018)
Published in Nutrient cycling in agroecosystems (01.12.2018)
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Research on hydraulic-powered roof supports test problems
Sun, Hong-bo, Jiang, Jin-qiu, Ma, Qiang
Published in Journal of coal science & engineering, China (01.06.2011)
Published in Journal of coal science & engineering, China (01.06.2011)
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