This report examines the economic implications of losing chlordimeform use on cotton and considers chlordimeform's role in managing the resistance of bollworms and tobacco budworms to synthetic pyrethroids. It estimates changes in prices, production, acreage, consumer expenditures, aggregate producer returns, regional crop effects, and returns to…

This report compares several farm characteristics of the mid-1980s with those of a decade earlier to document the real amount of change in the farm sector. Farms are stratified into five groups based on their farm income: rural residence, small family, family, large family, and very large. Sources and levels of farm operator income and wealth are…

The paper's purposes were to: 1) identify some of the major tenets of agrarianism and the linkages among them; 2) construct an attitudinal index from these tenets; and 3) explore the characteristics of farmers expressing varying degrees of agreement to this ideology. (NQ)

A six month study of serial literature of tropical and subtropical agriculture at 51 land-grant universities and the National Agricultural Library showed wide ranges of coverage. The results present a strong case in favor of division of subject fields among libraries within regional areas in the United States. (Author/LS)

This document is one in a series distributed by the Agricultural Extension Service of the University of Wyoming-Laramie. It presents the principles and methods of weed control especially as it relates to the use of herbicides. The factors influencing the effectiveness of both foliar-applied and soil-applied herbicides are discussed. A listing of…

GRADES OR AGES: Grade 11. SUBJECT MATTER: Social studies; the agricultural revolution. ORGANIZATION AND PHYSICAL APPEARANCE: The material for the unit is presented in four columns: content, teacher contribution and direction, student learning activities, and resources. Other material includes an overview of the unit, with details for daily…

The structure and development of the Commonwealth Agricultural Bureaux are discussed; as well as the journals, books, and services offered. Each institute and bureau comprising the organization collects and disseminates information in a particular branch of agricultural science. (Author/JPF)

A discussion of food safety including the problem of unsafe substances in natural foods, and benefit risk determination in relation to food additives. (BB)

Describing the early and late history of the Mandan tribe known as the Nu-Mah-ka-kee people, this article emphasizes the tribe's agricultural resourcefulness in the severe climate of the Dakotas and details survival problems brought on by the Sioux and the white fur traders. (JC)

Examines proposals for energy production from organic substances such as wastes, trees, and grain and foilage crops. Describes techniques of energy extraction from these substances. (CP)

The author notes that there is nothing intrinsically wrong with the importation of technology but that development based on such a policy should take cognizance of at least the following two fundamental questions: (1) What kind of technology? and (2) What is the purpose for which a piece of technology is being imported? (Author/CT)

Comments on the banning of agricultural uses of DDT, the exceptions to the uses of DDT, and the role of the Environmental Defense Fund in the decisions. (AL)

Discusses programs of the Melwood Horticultural Training Center, Prince George's County, Maryland, for mentally retarded youths. (DS)

Discusses the need for concurrent attention to methods of pest management when ecological changes consequent upon the introduction of new grains occur in large areas of the tropics. (AL)