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宁杂 4号狼尾草是利用美洲狼尾草〔Pennisetumamericanum (L .)K .Schum〕不育系Tift2 3DA和恢复系Bil3B - 6配制的种内杂交组合 ,经鉴定、品比、区试和生产试验 ,结果表明该组合具有高产、优质和抗逆性强的特点 ;鲜草、干草、籽粒和秸秆产量分别比对照品种宁牧2 6 2提高 68.6%、5 3.7%、36.2 %和 2 3.0 % ;适宜于长江流域广大地区栽培和养殖业利用
Pennisetum hybrid Ningnuo 4 is an inbred cross combination of Pennisetum americana (L.) K. Schumacher male sterile line Tift2 3DA and restorer line Bil3B - 6. The results showed that the combination had the characteristics of high yield, good quality and strong resistance. The yield of fresh grass, hay, grain and straw increased by 68.6%, 53.6%, 36.2% and 23.0% %; Suitable for cultivation and aquaculture utilization in the vast area of the Yangtze River