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temperate and Alpine species in Mt. Kilmanjaro. The return to 

 London will be through the Red Sea, with brief stops in Egypt 

 and Palestine. (Science) 



Dr. John S. Karling, Professor of Botany at Columbia Uni- 

 versity and Physiologist of The Tropical Plant Research Founda- 

 tion, Washington, D.C., departed from New York for British 

 Honduras the early part of June to continue experimental work 

 on chicle production. This is the third expedition Dr. Karling has 

 undertaken to the tropics for the Plant Research Foundation in 

 their efforts to place chicle production on a plantation basis for 

 the American chewing gun companies. 



A shipment of insects parasitic on the prickly pear was recently 

 made from Uvalde, Texas, to Australia. The 35 cases weighed 

 6,894 pounds. With the insects there were joints of the prickly 

 pear for food on the long journey. Thousands of acres of cactus- 

 infested land in Australia have already been reclaimed by the aid 

 of these insects. 



