Soil micro-organisms /
Gray, T. R. G. (Timothy R. G.), 1937-
Soil micro-organisms / Gray, T. R. G. (Timothy R. G.), 1937- - viii, 240 p. : ill. ; 22 cm. - University reviews in botany, 2. .
9780050023228
Soil microbiology.
Sols -- Microbiologie.
576
Soil micro-organisms / Gray, T. R. G. (Timothy R. G.), 1937- - viii, 240 p. : ill. ; 22 cm. - University reviews in botany, 2. .
9780050023228
Soil microbiology.
Sols -- Microbiologie.
576