特优7954表现为适应性广,丰产性突出,高产可达700公斤以上,一般比汕优63增产10%以上。2000年和2001年在全国南方稻区中籼迟熟高产组区试中均居第一。其株型松散适中,茎秆粗壮,耐肥抗倒,分蘖力中等,穗大粒重,结实率高,后期青秆黄熟,米质较好,中抗白叶枯病和稻瘟病,对白背飞虱和 Youyou 7954 showed a wide adaptability, high yield prominent, high-yield up to 700 kg, generally more than Shanyou 63 yield more than 10%. In 2000 and 2001 in the southern rice mid-season indica late-yielding high-yield group test in the first place. Its plant type loose and moderate stout sturdy, resistant to lodging resistance, medium tillering ability, spike large grain weight, high seed setting rate, the late blue stalk yellow ripe, better quality, resistance to bacterial blight and rice blast, Lice and