[Lettuce: varieties, cultivation and production]

cichorium endivia climatic requirements commercialisation cultivation cultivo enfermedades de las plantas exigence climatique exigence des plantes fertilisation fertilizer application lactuca sativa maladie des plantes marketing mercadeo necesidades de las plantas nutritive value pests of plants plagas de plantas plant diseases plant requirements pratique culturale ravageur des plantes valeur nutritive valor nutritivo variedades varieties