MAP20070010144Conway, Gordon R.Unwelcome harvest : agriculture and pollution / Gordon R. Conway and Jules N. Pretty. — London : Earthscan Publications, 1991645 p. : graf. ; 22 cmSumario: I. Introduction to agriculture and pollution -- II. Pesticides and the environment -- III. Fertilizers and health -- IV. Fertilizers and the environment -- V. Fertilizers and health -- VI. Farm wastes -- VII. Agriculture as a global polluter -- VIII. The impact of air pollution on agriculture -- IX. The impact of land and water pollution on agriculture -- X. The control of pollution -- XI. Agriculture without pollution