👤 Cobb Nathan Augustus

Contributions to a science of nematology Cobb Nathan Augustus
Letters on the diseases of plants. Second series Cobb Nathan Augustus
Methods of using the microscope, camera-lucida and solar projector for purposes of examination and the production of illustrations Cobb Nathan Augustus
The sheep-fluke Cobb Nathan Augustus
Agricultural Experiment Work Cobb Nathan Augustus
Improving wheats by selection Cobb Nathan Augustus
The Californian Wheat Industry Cobb Nathan Augustus