与单施化肥相比，鸡粪能显著提高芹菜产量，猪粪和油枯则表现为减产效应。
Chicken excrement could apparently increase the yield, but pig dung and oil cake reduced the output of celery.
主成分分析结果表明单施化肥处理的真菌群落组成与其他各处理存在显著差异。
Principal component analysis showed the significant difference in soil fungal community compositions between treatment of sole chemical fertilizer and others.
研究了生物有机肥与控释肥配施和单施复合化肥对人参菜、紫背菜、黄秋葵几种特种蔬菜品质的影响。
We studied the effects of applying bioorganic fertilizer and slowly released fertilizer, chemical fertilizer separately on the quality of special vegetables.
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