na INLIS000000000000567 20231006101556 0010-0921000567 231006 g i eng 0412157608 en 595-74 574:168.2 SOU e Southwood, T.R.E. Ecological methods : With particular reference to the study of insect populations / T.R.E. Southwood Cambridge, Mass : ELBS, 1966 xxiii, 522 p : ill. ; 23 cm POPULATION -- HABITAT -- INSECTS -- SAMPLING -- METHODS 595-74 SOU e 71/D/2008