[018-17] Phosphorus and the Early Maturity of Plants
Phosphorus and the Early Maturity of Plants Author: Shull, Charles A.
[026-021] Persistence of Subspecific Types of Xanthium in the Field
Persistence of Subspecific Types of Xanthium in the Field Author: Shull, Charles A.
[032-021] Variation in Carpel Number of Abuliton theophrasti
Variation in Carpel Number of Abuliton theophrasti Author: Shull, Charles A.
[032-002] Plant Growth and Growth Hormones
Plant Growth and Growth Hormones Aurhot: Shull, Charles A.