Author: Plant Industry Bureau / Publisher: Plant Industry Bureau / Sudoc Stem: A 1.33/a - Blacklight Search Results

Start Over Author Plant Industry Bureau Publisher Plant Industry Bureau Sudoc Stem A 1.33/a

1. Grasshoppers. When and how does sex arise? Grasshoppers are very serious pest of many crops over much of the world, nematologists of Bureau of Plant Industry have been trying to find means of control; [by N. A. Cobb, G. Steiner, and J. R. Christie].

Corporate/Agency Authors:: Plant Industry Bureau
Publisher:: Plant Industry Bureau
Date:: [1927.]
SuDoc number:: A 1.33/a:Se 91