HAWKINS, R. C. Effect of seed size on growth and yield of maize in the Kennya highlands. Exp. Agric. 1979, 15, 73-79
JETT, L. W. Changes in broccoli (Brassica oleracea L.) seed weight, viability, and vigour during development and following drying and priming. Seed Sci. Technol. 1969, 24, 127-137