A sharp demarcation of adventive embryos from zygotic embryos cannot be drawn . 不定胚与合子胚之间不能划分出明显的界限。
2.
The first demonstration of the formation of adventive embryos from carrot tissue explants can be traced to the work of reinert . 由胡罗卜组织外植体来的可定胚形成的最初证实可追溯到Reinert的工作。
3.
The first demonstration of the formation of adventive embryos from carrot tissue explants can be traced to the work of reinert 由胡罗卜组织外植体来的可定胚形成的最初证实可追溯到reinert的工作。
