被誉为“牧草之王”的苏丹草,具有耐旱耐肥,分蘖期长、再生迅速、木质化缓慢,适应性强,适口性好,高产优质等优点。一般亩产1万公斤左右。鲜草蛋白质含量为3.3％,能满足鱼类正常生长发育的需要(用苏丹草养鱼的饵料系数为30)。现介绍苏丹草的种植技术要点。 1.播前准备及播种 苏丹草对土壤要求并不严格,只要排水性能好的各类土壤均可种植。用于种植的土壤要进行深耕、翻晒、除杂、重施基肥和整理耙平成垅。一般 Known as the “grass king” Sudan grass, with drought and fertilizer, long tillering period, rapid regeneration, slow lignification, adaptability, palatability, high yield and quality advantages. Generally about 10,000 kilograms per mu. Fresh grass protein content of 3.3%, to meet the normal growth and development of fish needs (with Sudan grass fish feed coefficient of 30). Now introduce Sudan grass cultivation techniques. Preparation and sowing before sowing Sudan grass on the soil is not strict, as long as all kinds of well-drained soil can be planted. The soil used for cultivation should be plowed, sun-dried, removed, re-applied, and harvested. general