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Books by H D. b. 1839 Walker

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2 books found
The gape worm of fowls (Syngamus trachealis); the earthworm (Lumbricus terrestris), its intermediate host. Also, On the prevention of the disease in ... the gapes, which is caused by this parasite
The gape worm of fowls (Syngamus trachealis); the earthworm…
By: H D. b. 1839 Walker
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The gape worm of fowls (Syngamus trachealis); the earthworm (Lumbricus terrestris), its intermediate host. Also, On the prevention of the disease in ... the gapes, which is caused by this parasite
The gape worm of fowls (Syngamus trachealis); the earthworm…
By: H D. b. 1839 Walker
View Details