30 



DEPARTMENT OF AGEICULTUEE BULS. 176-200. 



Bulletin 

 No. 



Plums — Continued, 

 canned — 



effect of varying degrees of sirup 



presence of microorganisms 



canning, selection and preparation 



commercially canned, weight of fruit and sirup, tests. . 

 native — 



American species of prunus 



horticultural history and development 



packing seasons at canneries, by States 



Plutella maculipennis, occurrence on vegetables in Porto 



Rico 



Population — 



United States, by geographic divisions, and decades, 



1870-1910 - 



urban, relation to geographical divisions, etc 



Porto Rico — 



insects affecting vegetable crops 



vegetable imports — 



from foreign countries, 1911 



from United States, 1911 



Potato — 



alcohol — 



production in Germany, 1905-1906 



See also Alcohol, potato, 

 breeding — 



cross-pollination, management 



early attempts " 



experimental crossing, records and results 



use of term 



varietal affinity, experiments 



crop, rank in agricultural importance in United States, 

 crosses, experiments on Potomac Flats, Washington, 



D. C, 1910, field and laboratory notes 



distillery, first, date and location 



Early Rose variety, origin and value 



flowers, structure, management for cross-polUnation . . . 

 growing — 



Dahlem royal estate, Germany, yields, prices, etc . 

 influence of "mash- capacity" taxes in Germany. . . 

 industry, Germany — 



development 



effect of potato alcohol production 



lands — • 



percentage and acreage per 10,000 in United States, 



1900 



percentage, and acreage per 10,000 inhabitants, by 



countries, 1900 



nomenclature, revision, necessity 



production, Germany, importance, comparison with 



cereal products, etc 



Rough Purple Chili, origin, value, etc 



seed, hybridized — 



production and value 



production by Pringle, value, etc 



seedlings, gi'owing and testing 



selection, use of term 



use in alcohol manufacture, agricultural significance 



varieties, important, origin, descriptions, value, etc 



Potatoes — 



American, group, classification and varietal descriptions 



breeding and selection , 



Burbank group, characters, varieties, etc , 



196 

 196 

 196 

 196 



179 

 179 

 196 



192 



177 

 177 



192 



192 

 192 



182 



195 

 195 

 195 

 195 

 195 

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195 

 182 

 195 

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182 

 182 



182 

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182 



182 

 176 



182 

 195 



195 

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 182 

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176 

 195 

 176 



