كتب ذات صلة

Sanitary entomology the entomology of disease, hygiene and sanitation

Principal insect enemies of the sugar beet in the territories served by the Great Western Sugar Company

Insects injurious to fruits

Insect foes and how to destroy them economic entomology

• A treatise on some of the insects of New England which are injurious to vegetation
  المؤلفون: Harris, Thaddeus William
• A report on the insects of Massachusetts injurious to vegetation.
  المؤلفون: Harris, Thaddeus William
• A treatise on some of the insects of New England which are injurious to vegetation.
  المؤلفون: Harris, Thaddeus William