The economic significance of natural cross-fertilization in India. - Howard, Albert, 1873-1947.; Howard, Gabrielle Louis Caroline Matthaei, 1876-1930; Khan, Abdur Rahman (Calcutta, Published for the Imperial department of agriculture in India by Thacker, Spink & co.; London, W. Thacker & co., 1910)
Keywords: Fertilization of plants; Hybridization