<div class="description">
Subjects: Nitrogen Fixation; Nitrifying bacteria; Legumes Inoculation; nitrogen-fixing bacteria; soil bacteria; legumes; root nodules; alfalfa; cowpeas; soybeans; beans; in vitro culture; inoculum; soil inoculation; Trifolium pratense</div>
<div class="fn value">
Leonard, Lewis T.</div>
Internet Archive identifier