The results indicated that embryogenic callus was the best material for observed chromosome.
结果表明，胚性愈伤组织是棉花染色体观察的最佳材料。
On the contrary, the non embryogenic callus was loose in texture, rough in surface, watery and white in color.
而非胚性愈伤组织质地松散有水渍状、表面粗糙、多呈白色。
Results indicated:1) Induction of somatically embryogenic callus was best when shoot and root tips were used as explants.
适宜诱导大蒜胚性愈伤组织且生长正常的外植体为茎尖和根尖。
Embryogenic callus and somatic embryos could be directly obtained on the medium only with ZT, but it was influenced by explant sources.
二是先诱导获得愈伤组织，再经继代培养获得胚胎发生。
To broad the number of regenerable cotton species, a new high yield and disease resistant variety, Nongda94-7 was studied, and Embryogenic callus of it could be induced for the future.
对棉花体细胞胚胎发生和植株再生基因型范围的拓宽进行了研究，有望得到丰产抗病棉花品种农大94 - 7的胚性愈伤组织。
To broad the number of regenerable cotton species, a new high yield and disease resistant variety, Nongda94-7 was studied, and Embryogenic callus of it could be induced for the future.
对棉花体细胞胚胎发生和植株再生基因型范围的拓宽进行了研究，有望得到丰产抗病棉花品种农大94 - 7的胚性愈伤组织。
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