Nutman, P. S. <br/><br/>
The influence of physical environmental factors on the activity of Rhizobium in soil and in symbiosis 

<br/><br/> Sobretiro de : Organismo Internacional de Energía Atómica. Use of isotopes for study of fertilizer utilization by Legume Crops. Vienna : The Agency, 1972, 55-84. 
<br/><br/><label>LCCN: </label>33246 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rhizobium.<br/>Simbiosis.<br/>Suelos--Inoculación.