Antonio CerdaDepartments of Soil and Environmental Sciences and Botany and Plant Sciences, University of California, Riverside, CA 92521
Search for other papers by Antonio Cerda in Google ScholarClose
,
F. T. Bingham
F. T. BinghamDepartments of Soil and Environmental Sciences and Botany and Plant Sciences, University of California, Riverside, CA 92521
Search for other papers by F. T. Bingham in Google ScholarClose
, and
C. K. Labanauskas
C. K. LabanauskasDepartments of Soil and Environmental Sciences and Botany and Plant Sciences, University of California, Riverside, CA 92521
Search for other papers by C. K. Labanauskas in Google ScholarClose
Contributor Notes
Received for publication May 22, 1978.
The cost of publishing this paper was defrayed in part by the payment of page charges. Under postal regulations, this paper must therefore be hereby marked advertisement solely to indicate this fact.
Present address: Centro de Edafologia y Biologia Aplicada del Segura (CEBAS), Murcia, Spain.