Plants and animals have evolved ever since their appearance in a largely microbial world. Their own cells are less numerous than the microorganisms that they ho
Rhizobia are bacteria which inhabit the roots of plants in the pea family and "fix" atmospheric nitrogen for plant growth. They are thus of enormous economic im
Nitrogen fixation in intact nodulated plants; Anatomy and structure of nodules; Properties of N2-fixing nodules: studies with intact of sliced detached nodules;
During the past three decades there has been a large amount of research on biological nitrogen fixation, in part stimulated by increasing world prices of nitrog