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su dan cao zhong zi fa yu gui lv ji te xing de yan jiu
Author(s): 
Pages: 57-58
Year: Issue:  9
Journal: China Dairy Cattle

Keyword:  苏丹草生育期种子发育规律生长发育特性;
Abstract: 苏丹草是牛羊等草食动物喜食的优良的一年生禾本科牧草,也是青贮的主要原料之一.试验表明:苏丹草开花时稃壳已达本品种固有的大小,授粉后颖果开始发育,15d满壳并有一定的发芽和出苗能力;20d达乳酪期,稃壳变为本品种固有颜色;30d硬实;40d完熟.苏丹草授粉后20d的种子已具有较高的发芽和出苗能力,用其播种虽对植株生长的前期影响较大,但中后期这种影响逐渐减弱或消失.到生长末期,其植株在高度、分蘖数及产...
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