聚合草是一种多年生草本植物,具有生长繁茂、叶大、叶多、叶嫩、产量高、返青早和利用时间长等特点。其再生能力强,当年栽植可刈割三四次,两年生以上可刈割五六次。营养丰富,是畜禽的优质饲料。喜温暖湿润气候,且有很强耐寒能力。喜水喜肥,在气温20℃以上,土壤含水量达70～80％时生长最快,当土壤水分下降到30％以下时生长缓慢。栽植时每亩要施厩肥1～1.5万斤。栽培聚合草要求土层深厚、肥沃、排水良好、有灌溉条件的田块。繁殖方法是将须根截成长5厘米左右的小段,纵向切开,每个分株上部保留一 Aggregated grass is a perennial herb, with a lush growth, large leaves, leaves and more leaves, tender, high yield, early greening and the use of a long time and so on. Its regeneration ability, when planting can cut three or four times, more than biennial can cut five or six times. Nutritious, is a high quality feed for livestock and poultry. Hi warm and humid climate, and has a strong ability to cold. Hi Shui Hefei, the temperature above 20 ℃, the soil moisture content of 70 to 80% of the fastest growing, when the soil moisture to 30% below the slow growth. Planting per mu to manure 1 to 1.5 kg. Cultivation grass requires thick soil, fertile, well-drained, irrigated fields. Propagation method is to cut the fibrous roots about 5 cm long, cut longitudinally, the upper part of each ramets to retain a