كتب ذات صلة

An essay on the natural habits and mode of destroying the curculio

The curculio and the apple

A treatise on the insect enemies of fruit and fruit trees. With numerous illustrations drawn from nature, by Hochstein, under the immediate supervision of the author.

• The Stephen A. Forbes collections at the Illinois Natural History Survey, 1858-1994 : Annual report 1994.
  المؤلفون: Forbes, Stephen Alfred
• Some important insects of Illinois shade trees and shrubs
  المؤلفون: Forbes, Stephen Alfred
• A preliminary report on the aquatic invertebrate fauna of the Yellowstone National Park, Wyoming and of the Flathead Region of Montana.
  المؤلفون: Forbes, Stephen Alfred

• A study of soybean varieties with reference to their use as food
  المؤلفون: Woodruff, Sybil ,  Klaas, Helen
• A study of the factors influencing the improvement of the potato
  المؤلفون: East, Edward M.
• Soil bacteria and phosphates
  المؤلفون: Hopkins, Cyril G. ,  Whiting, Albert L.