The high fat summer soybean Ludon 9 was applied as experimental material, various NPK ratios and fertilization period as treatment, effect of various fertilizations to yield and fat level was studied.

• 摘要以高油夏大豆鲁豆9号为试验材料，以N,P,K三要素不同配比和不同施肥期为处理，探讨N,P,K不同施肥方式对夏大豆产量和脂肪含量的影响，研究出有利于夏大豆高产、高油的施肥措施。