铜山区水稻主推配方校正与示范试验总结
NONGJIA KEJI（2015）
Abstract
铜山区水稻主推配方校正与示范试验结果分析表明,以农民习惯施肥为对照,水稻主推配方亩施纯氮16.5kg、五氧化二磷4 kg、氧化钾5.5 kg,其增产率、氮肥农学效率、亩增收和配方施肥投产比等评价指标均优于主推配方亩施纯氮17 kg/、五氧化二磷4kg、氧化钾6 kg.
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