by Erwin F. Smith
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Bacteria in relation to plant diseases
Crown gall of plants
Tumors, cysts, pith-bundles and floral p...
On some resemblances of crown-gall to hu...
Anton de Bary
The effect of black rot on turnips
The hero of the Monongahela
Easter parade of plants
Water Hyacinth
To see with a better eye
Histoire du Séminaire de St. Hyacinthe
Utilização do aguapé no tratamento de ef...