House flies and their connection with manuring operations on estates in Ceylon
Jepson, F.P.
House flies and their connection with manuring operations on estates in Ceylon - Colombo 1926 - 1-16 p. - Ceylon Department of Agriculture. Bulletin No. 74 .
House flies and their connection with manuring operations on estates in Ceylon - Colombo 1926 - 1-16 p. - Ceylon Department of Agriculture. Bulletin No. 74 .