"This book provides a comprehensive survey of the various sub-disciplines which form the basis of environmental management. The book was written by experts in the three following categories: Natural Sciences topics such as soil, air and water pollution, water management, aspects of pesticides and gene technology; Social Sciences consisting of topics in countryside planning, environmental economics and law; and finally, subjects in Enviro ..."
"In Section 4.3 it is shown that denitrification produces alkalinity, which will result
in an increase in the pH value. ... pH-interval Reference 7,0 - 9,0 Hermann (1962)
7,2 - 7,5 Johnson and Schroepfer (1964) 6,5 - 7,5 Meiring and Stander (1964) 7 ..."
Child Abuse A Practical Guide For Those Who Help Others (The Continuum Counseling Series) by E. Clay Jorgensen Hardcover, 135 Pages, Published 1990 by Continuum ISBN-13: 978-0-8264-0454-1, ISBN: 0-8264-0454-5