Showing 1 - 2 results of 2 for search 'Smith, Ray Fred 1919-', query time: 0.01s Refine Results
1
Integrated pest management /
Published 1976
Other Authors: “...Smith, Ray Fred 1919-...”
Book
2
Biological observations on Ptilothrix sumichrasti (Cresson) and some related groups of Emphorine bees : (Hymenoptera, Anthophoridae) /
Other Authors: “...Smith, Ray Fred 1919-1999...”
Book
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