Soil Survey


Book Description




Soil Survey


Book Description













Standardization and Inspection of Fresh Fruits and Vegetables


Book Description

This publication gives information on collecting, preserving, handling, mounting, and labeling insect specimens, on subsequent care of collections, and on recognition of the general insect groups or orders. It has been prepared in response to numerous requests from farmers, students, servicemen, and other individuals and groups interested in obtaining first-hand knowledge of insects by collecting them.