Van Zyl, 1967. Farming in South Africa, 42 (11): 9 Document reference Van Zyl, L. G., 1967. Possibilities of lupins in the Eastern Transvaal. Farming in South Africa, 42 (11): 9Web https://eurekamag.com/research/014/612/014612293.phpCitation key Van Zyl, 1967Datasheets Blue lupin (Lupinus angustifolius) forageBlue lupin (Lupinus angustifolius) seeds
