Title: Regulation of soybean nodule gas permeabili8ty and nitrogen fixation rate
Description: <a href="http://uf.catalog.fcla.edu/uf.jsp?st=UF1629846052&ix=pm&I=0&V=D&pm=1" rel="nofollow">http://uf.catalog.fcla.edu/uf.jsp?st=UF1629846052&ix=pm&I=0&V=D&pm=1</a>
Subjects: Soybean, Nitrogen--Fixation.