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5/0) of pupils from public and private high schools, and at 4 

 o'clock on the same day to an audience of adults that also filled 

 the hall. On Sunday afternoon there were present about 750, 

 standing room being at a premium, and at least fifty persons being 

 turned away. 



International Conference of Phytopathology. — The Brooklyn 

 Botanic Garden has received an invitation and provisional pro- 

 gram for tiie international conference of phytopathology and 

 economic entomology, held in Wageuingen, Holland in lime, 

 1923. Arrangements for the Conference were carried out by 

 a committee, of which Prof. Dr. H. M. Quanjer, Acting Director 

 of the Phytopathological Institute and Potato Research Labora- 

 tory of the High School of Agriculture, Wageuingen, is president, 

 and Mr. T. A. C. Schoevers, Phytopathologist, Wageuingen, 

 Under-director of the Phytopathological Service, is secretary. 

 Phytopathologists and economic entomologists of all countries 

 were urgently invited to attend in order to make the Conference 

 as profitable as may be, and to bring about a mutual understand- 

 ing. The Conference was held from June 25-30. The official 

 language at the Conference was English, but papers were 

 accepted to be read or discussed in either English, French, or 

 German. The provisional program states that " an announce- 

 ment already sent out by the Dutch Government to the Govern- 

 ments of foreign countries may tend to facilitate the defraying 

 of expenses of those wishing to attend. The first international 

 conference on potato diseases was held in June, 1919, when 

 specialists in plant diseases from foreign countries united with 

 phytopathologists of the United States. The meetings for the 

 consideration of potato diseases were held at Riverhead, L. I., 

 on June 24-25, and the members of the conference held an all-day 

 session at the Brooklyn Botanic Garden on June 28 in conjunction 

 with the Northeastern Association of Plant Pathologists. 



The Conservation of Natural Areas. — Wicken Fen, an area 

 of over 500 acres in England, is being held for the nation by the 

 " National Trust for Places of Historic Interest or Natural 

 Beauty." This area comprises Fen Land which has never been 



