. Effect of gibberellic acid and 2,4-dichlorophenoxyacetic acid on waterhyacinth, Eichhornia crassipes (Mart.) Solms. Water hyacinth; Herbicides; Gibberellic acid. 19. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Joyce, Joseph Clarence.

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Keywords: ., bookcentury1900, bookcollectionamericana, bookd, bookleafnumber27