Variation of Nuclear DNA Content in Helianthus annus (Asteraceae)
Martin J. Michaelson, H. James Price, J. Spencer Johnston and John R. EllisonVolume:
78
Language:
english
Journal:
American Journal of Botany
DOI:
10.2307/2444927
Date:
September, 1991
File:
PDF, 749 KB
english, 1991