【摘要】 试验阐明了在景泰的土壤条件下施用氨基酸复合微肥对紫花苜蓿Medicago sativa生长、品质和营养吸收的影响,为苜蓿的合理施肥提供了依据。结果表明:氨基酸复合微肥能够不同程度地增加株高并提高草产量。适当施用氨基酸复合微肥还能提高苜蓿粗蛋白和粗脂肪的含量。且在此试验条件下苜蓿喷施氨基酸复合微肥的最佳用量是1 350 mL/hm2。更多还原

【Abstract】 Effects of amino acid microelement fertilizer on growth,quality and nutrient uptake of alfalfa were investigated in Jingtai area.The results showed that amino acid microelement fertilizer increased plant height and hay yield,crude protein and fat.The optimum application rates was 1 350 mL/hm2.更多还原