Origin, domestication, taxonomy, botanical description, genetc diversity and breeding of dolichos bean (lablab purpureus (l.) sweet)

Dolichos [Lablab purpureus (Dolichos lablab)] is a genus (Lablab) of flowering plants in the legume family, Fabaceae, and subfamily Faboideae. bean (Lablab purpureus. L.) an important vegetable crop grown throughout country. The alternate Scientific Names are benghalensis Jacq., lablab L., Lablab niger Medikus, purpurea (L.) Sweet, vulgaris Savi, Vigna aristata Piper. common names English Australian pea (South America), bonavist bean, bonavista pea, field hyacinth pig-ears, poor man's rongai dolichos, Tonga Musical Bean, Sweet Pulse Wild Bean. In India it known by different languages viz., Avare, ballar, chapparadavare, chikkadikai chikkuda, mochai numulu, mochakotta sem, pavta, shim, sin val, wal; urahi, urchi, uri (Assamese); rajashimbi (Bengali); bhatvas, shimi, sem (Hindi); capparada-avare, avare, avare baele (Kannada); amara, avara (Malayalam); hawai (Manipuri); anvare, kadavebaala, pandhre pavate (Marathi); nispavah (Sanskrit); avarai, motchai (Tamil); chikkudu, adavichikkudu, alsanda (Telugu). Hyacinth Sweet) widely distributed Indian subcontinent, Africa Southeast Asia. It multipurpose tropical valued as vegetable, pulse, fodder green manure crop. or [(Lablab Sweet] multi-utility multi-beneficial leguminous for fodder, manure, cover crop, medicine ornamental purpose. Apart from being draught tolerant, has high adaptability to wide range production conditions. also improves soil fertility fixing atmospheric nitrogen adding more organic carbon soil. Despite its multi-benefits, still underutilized unexplored terms area under cultivation efforts towards genetic improvement. potential sustainable agriculture dry land ecosystems assuring food income security small marginal farmers this region. Thus, attention should be given comprehensive improvement conservation plant resources Dolichos. Two cultivated type’s purpureosu var. typicus L. lignosus. Former type soft edible pods latter seeds pulse. Both varieties cross compatible. Eevaluation germplasm, indicated that pod characters significant sp. purpureus, but flowers only seasonally. On other hand, uncinatus not good, though year. Therefore, starting programme enhancing yield year, essential collect information on reproductive biology both sub-species. most recent research points native eastern southern where was domesticated subsequently dispersed across Asia (pre 2000 BC). 100 g contain 6.7 carbohydrates, 3.8g 3.8 proteins, 1.8 fibre, 210 mg calcium, 68.0 phosphorus, 1.7 iron. dolichos regions Asia, America. India, Tamil Nadu., Andhra Pradesh, Karnataka, Madhya Pradesh Maharashtra. Kerala, photo sensitive pole types homesteads trailing bower tender fruits which used cooked vegetable. Dry beans various preparations. review article Origin, Domestication, Taxonomy, Botanical Description, Genetic Diversity, Breeding, Uses, Nutritional Value Health Benefits Bean discussed.