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Descriptors for Brassica and Raphanus

International Board for Plant Genetic ResourcesCommission of the European Communities

出版	Bioversity International, 1990
ISBN	92904318499789290431848
URL	http://books.google.com.hk/books?id=R6YGPXbv1ZAC&hl=&source=gbs_api
EBook	SAMPLE

註釋

Brassica and Raphanis spp. are highly polymorphic, exhibiting a wide range of intraspecific variation and utilization. Similar morphotypes exist amang several species. The descriptors and descritor states used in this document have been selected from extensive lists of descriptors prepared by crop experts in various countries