Research article    |    Open Access
Helia 1980, Vol. 3(3) 1-17

EXPERIMENTATION OF SUNFLOWER CULTIVARS IN NEAR AND MIDDLE EAST, LATIN AMERICA AND U. S. A. (1978-1979)

G. S. RYAN, B. A. ELAHMAR, M. A. VAHABIAN, KAHTAN KHALAF ALI, S. S. RAJAN, Z. S. Ghosheh, M. LEYVA ORTIZ, A. R. KHAN, W. W. ROATH and T. E. THOMPSON, A. V. VRANCEANU & F. M. SÎOENESCU