كتب ذات صلة

The roundworms of domestic swine : with special reference to two species in the stomach

An introduction to nematology

An introduction to nematology

An introduction to nematology

• The sheep-fluke
  المؤلفون: Cobb, Nathan Augustus
• Seed wheat: an investigation and discussion of the relative value as seed of large plump and small shrivelled grains.
  المؤلفون: Cobb, Nathan Augustus
• Nematodes, mostly Australian and Fijian.
  المؤلفون: Cobb, Nathan Augustus