Jacobs William P Regulation in plants by hormones: A study in eperimental design - Boston D C Heath and co. 1964 - x,116p. cm. - Biological sciences currigulum stud high school biology, laboratory block; 9 . Standard No.: 74316 Source: Textbook Subjects--Topical Terms: Botany Dewey Class. No.: I:33;986:f3, K4 CS