甘薯品种龙津薯1号施用氮肥效果试验

Effect of nitrogen fertilizer application on sweet potato variety “Longjinshu No. 1”

摘要: 研究不同氮肥用量对龙津薯1号甘薯产量的影响，结果表明：每667 m²施N 9 kg处理的甘薯产量最高，达3432.5 kg。

Abstract: Effects of different amount of nitrogen fertilizer on the yield of sweet potato variety "Longjingshu No. 1" were studied, the results showed that sweet potato had the highest yield of 3432.5 kg/667 m² (51 487.5 kg/hm²) when the applying amount of nitrogen was 9 kg/667 m² (135 kg/hm²).