Author :
Publisher :
Page : 64 pages
File Size : 16,54 MB
Release : 1946
Category : Agriculture
ISBN :
Author : United States. Environmental Protection Agency. Office of Technology Transfer
Publisher :
Page : 112 pages
File Size : 47,41 MB
Release : 1976
Category : Erosion
ISBN :
Author : United States. Department of Agriculture
Publisher :
Page : 64 pages
File Size : 18,92 MB
Release : 1946
Category : Agriculture
ISBN :
Author :
Publisher :
Page : 516 pages
File Size : 29,94 MB
Release : 1946
Category : Soil conservation
ISBN :
Author :
Publisher :
Page : 230 pages
File Size : 17,28 MB
Release : 1981
Category : Sediment control
ISBN :
Author : United States. Department of Agriculture. Office of Information
Publisher :
Page : 68 pages
File Size : 21,75 MB
Release : 1946
Category : Agriculture
ISBN :
Author : William Henry White
Publisher :
Page : 1278 pages
File Size : 35,72 MB
Release : 1946
Category : Agricultural colleges
ISBN :
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.
Author : Amy Vickers
Publisher :
Page : 472 pages
File Size : 32,52 MB
Release : 2001
Category : Business & Economics
ISBN :
Provides estimated water savings, benefits and costs for measures. Includes tables, charts, photos, eight appendices, glossary, and index.
Author :
Publisher :
Page : 56 pages
File Size : 17,48 MB
Release : 1999
Category : Soil animals
ISBN :
Author : Kenneth G. Renard
Publisher :
Page : 412 pages
File Size : 14,1 MB
Release : 1997
Category : Geophysical prediction
ISBN :
Introduction and history; Rainfall-runoff erosivity factor (R); Soil erodibility factor (K); Slope length and steepness factors (LS); Cover-management factor (C); Support practice factor (P); RUSLE user guide; Coversion to SI metric system; Calculation of EI from recording-raingage records; Estimating random roughness in the field; Parameter values for major agricultural crops and tillage operations.
