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Contribution to the Knowledge of Toxoptera graminum in the South


Author:
Luginbill, Philip and Beyer, A.H.
Source:
USDA
Year:
1918
Format:
p. 97-110. plates.
Language:
English
Collection:
USDA publications
Permanent URL:
http://handle.nal.usda.gov/10113/IND43966039