氮磷钾不同配方施肥对柑桔产量及品质的影响

The Impact of Different Proportion of Nitrogen,Phosphor and Potassium during the Fertilization on Oranges' Quality and Quantity

对丽水市红壤上的"丽椪2号"及中熟温州密柑进行不同配方施肥试验。结果表明:氮、磷、钾最优配方比为1∶0.6∶0.8(N∶P2O5∶K2O=1∶0.6∶0.8),全年总养分用量为652.5kg/hm2,这样既可获得较高产量,又可获得较好品质,从而达到较好的种植效益。

Compared Lishui Orange No.2 planted on the red earth with Wenzhou Sweet Oranges by trying out different proportion of nitrogen,phosphor and potassium during the fertilization,the best ratio was 1∶0.6∶0.8（N∶P2O5∶K2O=1∶0.6∶0.8）,The total nutrient was 652.5 kg/hm^2 in the whole year,By this way,a higher quality and larger quantity harvest of oranges was guaranteed;consequently a better profit of planting is expected.