Downing, John A .
A manual on methods for the assessment of secondary productivity in fresh waters / edited by John A. Downing and Frank H. Rigler. - London : Blackwell Scientific Publns. , 1984. - 501p. : ills ; 22cm .
Includes bibliographical references and index
0632006161 UKP 32.50
FRESHWATER PRODUCTIVITY
553.7 / DOW/M
A manual on methods for the assessment of secondary productivity in fresh waters / edited by John A. Downing and Frank H. Rigler. - London : Blackwell Scientific Publns. , 1984. - 501p. : ills ; 22cm .
Includes bibliographical references and index
0632006161 UKP 32.50
FRESHWATER PRODUCTIVITY
553.7 / DOW/M
