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西芹施硼试验结果表明 :在珠海市海滨盐碱性缺硼土壤施用硼肥 ,可以促进西芹生长 ,提高产量 ,提高商品价值 ,减少根茎空心病的发生 ,提高抗病力 ;施用硼肥以土壤追施或叶面喷施效果较好 ,土壤追施量以每 667m2 施硼砂 0 .5kg,叶面喷施硼砂浓度以 0 .2 %较为恰当。
The results of applying boron fertilizer in celery showed that applying boron fertilizer to saline-alkaline boron-deficient soils in coastal area of Zhuhai could promote the growth of celery, increase the yield, increase the commodity value, reduce the occurrence of rhizome hollow-core disease and improve the disease resistance. Soil topdressing or foliar spray better results, soil topdressing rate of Bt sand per 667m2 0. 5kg, spraying borax foliar concentration of 0.2% is more appropriate.