Fe, B, Mo fertilizer could promote forage tillering, enlarge LAI and strengthen competition ability with weeds, which favored photosynthesis and forage quality improvement.

• 铁、硼和钼肥能够促进牧草分蘖,提高叶面积指数和提高与杂草的竞争力,有利于牧草的光合作用和提高牧草质量。