BOOK REVIEW By J.H.W. - REPORT OF THE STANDING SUB-COMMITTEE OF THE CONSULTATIVE COMMITTEE ON INSECTICIDE MATERIALS OF VEGETABLE ORIGIN ON METHODS OF ANALYSIS OF VEGETABLE lNSECTICIDES ON THE WORLD-WIDE COLLABORATIVE ANALYSIS OF PYRETHRUM FLOWERS 1948-1949. Tropical Agriculture, [S. l.], v. 28, n. 2, 1951. Disponível em: https://journals.sta.uwi.edu/ojs/index.php/ta/article/view/5026.. Acesso em: 8 sep. 2024.