= Tae 
Schimpfer, A. F. W. Plant geography upon a physiological basise English 
translation by We. R. Fisher, reve and enl. by Percy Groom and I. B. 
Balfoure 839 pes illus., mapse Oxford, At the Clarendon press, 1903+ 
Storey, Ge e+.The present situ&pion with regard to the control of the 
pink boll worm in Egypteee 16 pe, illus. 
1921. Egypte Dept. of agriculture. 
Bulletin noe 16. 
Cairo, Goverrment press, 
Technical and scientific servicee 
Entomological sections 
Widéle, Johannes. Biologie und bekampfung der deutschen schabe (Phyllodromia 
germanica Le )s 140 pe, illus. Berlin, Verlagsbuchhandlungen Paul 
Parey, 1920. (Monographien zur angewandten entomologie. Beihefte 
zur Zeitschrift fur angewandte entomologie, hrsgs von Ke Escherichys 
noe 5 (Beihefte 1 zu BamiVII).; 

