Design: Complete random design and control experimental study based on the experimental animals.
设计：以实验动物为研究对象的完全随机设计，对照实验研究。
Seedling height, stem thick, number of leaves, number of roots, and length of roots were studied by means of double-factor complete random design.
对不同品种脱毒试管苗的苗高、茎粗、叶片数、根数、根长等植物学性状采用二因素完全随机试验设计。
DESIGN: a complete random control study.
设计：完全随机的实验研究。
The result showed that under this situation, the group balanced block design was better than the random complete block design.
结果证实，在这种情况下组平衡区组设计优于随机区组设计。
The result showed that under this situation, the group balanced block design was better than the random complete block design.
结果证实，在这种情况下组平衡区组设计优于随机区组设计。
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