施肥和刈割对新麦草产草量影响的研究
孙彦, 史德宽, 杨青川
Studies the Effects of Nitrogen, Phosphate, Potassium Fertilizer and Clipping Frequency on the Yield of Russian Wildrye Grass
Sun Yan, Shi Dekuan, Yang Qingchuan
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1998, (1): 11
-19
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DOI: 10.11733/j.issn.1007-0435.1998.01.002