"postgate, john . "
nitrogen fixation: / john.. postgate - 1 ed. - uk : edward arnold 1978. - ", 67p.; 22 cm." - the institute of biology's studies in biology .
includes bibliography
0 7131 2688 4
QR113 / .P67 1978
nitrogen fixation: / john.. postgate - 1 ed. - uk : edward arnold 1978. - ", 67p.; 22 cm." - the institute of biology's studies in biology .
includes bibliography
0 7131 2688 4
QR113 / .P67 1978