Journal article

ESTIMATION OF NITROGEN-FIXATION BY TRIFOLIUM-SUBTERRANEUM L AND MEDICAGO-TRUNCATULA GAERTN GROWN IN POTS USING A NON-DESTRUCTIVE ACETYLENE-REDUCTION ASSAY

P HOPMANS, LA DOUGLAS, PM CHALK

Soil Biology and Biochemistry | PERGAMON-ELSEVIER SCIENCE LTD | Published : 1982