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Improved substrate suitable for rapeseed blanket seedling Ⅳ Appropriate application of ammonium sulfate in conventional seedling substrate
FENG Qian-nan, LIU Xue-hui, LENG Suo-hu, ZUO Qing-song, YANG Guang, ZHENG Jing-dong, YANG Cheng-cheng
CHINESE JOURNAL OF OIL CROP SCIENCES . 2020, (2): 194 .  DOI: 10.19802/j.issn.1007-9084.2020040