CONTENTS. 



Page. 



Building operations 9 



The water problem 10 



Funds 10 



Investigations H 



Tan-bark production 11 



Tobacco experiments 1«^ 



Some Hawaiian tobacco soils - 13 



Climate 1-1 



Cultivation, curing, etc 15 



Flowing and trans])lanting - 16 



Harvesting and curing 18 



Results ol)tained at Hamakua, 1904 18 



Hamakua experiments, 1905 20 



Rubber cultivation - - 22 



Cassava 23 



Publications 24 



Report of the chemist 25 



New laboratory 25 



Laboratory work 26 



Routine work 26 



Miscellaneous work 27 



Research work 28 



Future work 37 



Report of the entomologist 38 



Introduction 38 



Entomological organizations in Hawaii 38 



Bee keeping ■lO 



Partial list of honey -producing plants of Hawaii 41 



Silk culture 41 



Mosquitoes , 43 



Introduction of mosquito-eating fish - 44 



A partial list of the injurious insects of Hawaii, part 2 46 



Citrus trees 46 



Alligator pear or avocado 46 



Banana 46 



Mango 47 



Sisal 48 



Cassava 48 



Taro - - - 48 



Garden products •. 48 



Other horticultural plants 48 



Tobacco 49 



Stored products 49 



Forest insects 49 



(5) 



