Organic fertilizer application patterns in Fuji apple orchard on Weibei Plateau in 1999-2002 were studied.
于1999 - 2002年对渭北旱原红富士苹果园不同水分条件有机肥施用模式进行了研究。
Various effects, of 3 planting densities and 3 patterns of fertilizer application, on yield and quality of Fenghuazhan were studied.
研究了丰华占在抛秧栽培方式下，3种施肥方式和3种不同抛植密度对产量及构成因子、稻米品质的影响。
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