.studies on numbers and mortality in field populations of the desert locust ellis,peggy e.(jt.auth.)
ashall,c.
studies on numbers and mortality in field populations of the desert locust ellis,peggy e.(jt.auth.) - 1st.ed. | .London Anti-Locust Research Cene 1962
studies on numbers and mortality in field populations of the desert locust ellis,peggy e.(jt.auth.) - 1st.ed. | .London Anti-Locust Research Cene 1962