[ 复数 testae ]
...的申请人。中国最早有两个德适考试中心：北京和上海，后来在青岛又增加了一个考试中心。很多德福考试考点也是德适考试考点。德适考试(TestAS测试)是德国德福考试院在中国推出的又一项重要的涉及德国留学考试。
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Conclusion By tissue culture of excellent B. chinense,a great deal of plants and seeds could be produced in short time. By scrapping testa in a certain extent,the germination of seeds could be increased.
结论植物组织培养技术是快速、大量繁殖优质北柴胡的有效手段;一定程度的种皮损伤可以促进北柴胡种子的萌发。
参考来源 - 北柴胡快速繁殖及种子萌发条件研究At this moment, the exterior integument develops the testa which is brown and fleshy; the inner integument develops the endothelium which is hard.2.
此时,外珠被发育形成外种皮,褐色肉质;内珠被形成内种皮,石质化、坚硬。
参考来源 - 瘿椒树果实发育的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
N a hard protective outer layer of the seeds of flowering plants; seed coat 种皮; 种壳
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