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。
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