gingo 中文意思是什麼
gingo
解釋
銀吾-
But cluster buds can not be obtained from the callus of stems and embryo. it has likely relate to the inner structure of callus. lt is very difficult to get embryoid from mature embryo and its inducing rate is very low, and only 11. 5 % in the media containing n6 + ba 1. 5mg / l + naa 0. 5mg / l + sucrose 30g / l + agar 8g / l + ac 2g / l which is the best media for gingo tissue culture
而莖段和胚誘導的愈傷組織基本上沒有叢生芽發生，這可能和不同愈傷組織的內部結構有關。成熟胚的胚狀體誘導率較低，誘導相當困難，在n6 bai -
Routine breeding time is very long and its productivity also is low so that it restricts seriously early economy benefit and development of gingo
但是，銀杏是雌雄異株植物，實生苗定植后一般需要20 30年才能開花結果，銀杏常規育種時間長，效率低，嚴重製約了早期經濟效益的提高和生產的發展。
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