Ashraf, M Relationships between growth and gas exchange characteristics in some salt-tolerant amphidiploid Brassica species in relation to their diploid parents. [electronic resource] - Environmental and experimental botany Apr 2001 - 155-163 p. digital Publication Type: Journal Article ISSN: 0098-8472 Standard No.: 10.1016/s0098-8472(00)00090-3 doi