Inventory of walnut research, germplasm and references 
edited by, E. Germain 
 - Roma  Food and Agriculture Organization of the United Nations  2004 
 - 264 p.  30 cm 
 - REUR Technical Series / FAO  66  1020-3737 .
 - REUR Technical Series / FAO .
<br/><br/><label>Subjects--Index Terms: </label>Nuez Encuestas Datos estadisticos Especies Proyectos de investigacion Investigacion Region mediterranea Germoplasma Plantacion forestal