1, cabbage type rapeseed
Cabbage type rapeseed is native to Northwest China's cabbage evolved, the plant is short, small branching, stalks are slender, there are thin and smooth oval leaves.
2, mustard-type rape
Mustard-type rape, genome AABB, also known as high rape, spicy rape. It is an oily variant of mustard in the genus Brassica of the Cruciferae family. Multiple origins, China is one of the places of origin.
3, kale-type oilseed rape
Kale-type oilseed rape by cabbage (AA, n = 10) and kale (CC, n = 9) through natural interspecific hybridization after the double diploidization evolution of a composite species. Europe is its place of origin. It is so named because its leaf shape and plant shape resemble that of kale. The chromosome group is AACC, n=19.
Expanded Information
Characteristics of kale-type oilseed rape: kale-type oilseed rape is large, medium development, and long reproductive period. Seedling plant type varies according to varieties, winter strong European varieties, plant type creeping strong, wintering growth point subsidence, can withstand low temperature; spring strong Asian varieties, erect strong, main root development medium, branch fine root more developed.
Basal leaves leaf shape elliptic or long elliptic, elongated basal stem leaves appear obvious lyre-shaped notch. Carex stem leaves lanceolate, are not gin-shaped notch; Carex stem leaves half wrapped stem bearing, is one of the significant **** the same characteristics of kale-type oilseed rape.
Baidu Encyclopedia - Brassica napus
Baidu Encyclopedia - Brassica napus
Baidu Encyclopedia - Brassica napus