Phytopathology, Volume 8American Phytopathological Society, 1918 List of members of the society accompany v. 22 no. 9, v. 25 no. 5, v.38 no. 8, v.43 no. 5. |
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Results 1-5 of 85
Page 4
... department , sympathetic yet firm ; and his sincere religious nature ap- pealed to all . As an ideal companion he was resourceful and interesting in conversa- tion , always capable of seeing the amusing side of a situation yet never ...
... department , sympathetic yet firm ; and his sincere religious nature ap- pealed to all . As an ideal companion he was resourceful and interesting in conversa- tion , always capable of seeing the amusing side of a situation yet never ...
Page 43
... Department of Agriculture . Federal Horticultural Board . Service and regula- tory announcements . August : 103-109 . O. 2 , 1917 . Van der Lek , H. A. A. Bijdrage tot de kennis van Rhizoctonia violacea . Meded . R. Hoog . Land- Tuin ...
... Department of Agriculture . Federal Horticultural Board . Service and regula- tory announcements . August : 103-109 . O. 2 , 1917 . Van der Lek , H. A. A. Bijdrage tot de kennis van Rhizoctonia violacea . Meded . R. Hoog . Land- Tuin ...
Page 51
... Plant Industry , United States Department of Agriculture , " Observations on the Mosaic Disease of Tobacco . " the mosaic disease of tobacco , depends upon conditions which The mosaic disease of Phytolacca decandra H A ALLARD வசு.
... Plant Industry , United States Department of Agriculture , " Observations on the Mosaic Disease of Tobacco . " the mosaic disease of tobacco , depends upon conditions which The mosaic disease of Phytolacca decandra H A ALLARD வசு.
Page 54
... DEPARTMENT OF AGRICULTURE WASHINGTON , D. C. 2 The common practice of cutting the young , tender sprouts of pokeweed in spring- time for greens probably aids very materially in spreading the disease from mosaic- diseased to healthy ...
... DEPARTMENT OF AGRICULTURE WASHINGTON , D. C. 2 The common practice of cutting the young , tender sprouts of pokeweed in spring- time for greens probably aids very materially in spreading the disease from mosaic- diseased to healthy ...
Page 76
... Department of Agriculture . The plants in the field wilt at practically any age , this wilting often being first limited to only one side of the plant . The woody portion of the stalk is discolored . That this disease is not bacterial ...
... Department of Agriculture . The plants in the field wilt at practically any age , this wilting often being first limited to only one side of the plant . The woody portion of the stalk is discolored . That this disease is not bacterial ...
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Common terms and phrases
Abies acid aecial stage aeciospores agar Agriculture Alternaria appear areas Arth bean beet blight Bordeaux mixture Bureau of Plant cabbage Caeoma caused cent cerebrum Coleosporium collected color comptoniae conidia coöperation cotyledons Cronartium Cronartium ribicola crop developed effect Expt Federal Horticultural Board field formaldehyde fruit fungi fungus Fusarium germination greenhouse growth healthy Hedgcock host hyphae hypocotyls illus infection injury inoculations investigation Jour leaf leaf-roll leaves lesions lightning lingam Literature cited Melampsora mosaic disease muscicola mycelium nursery observed organism overwintering parasitic pathologists Peridermium Peridermium cerebrum Phoma Phytopathology pine Pinus Plant Disease Survey Plant Industry plant pathology plates potato Pucciniastrum pycnidia reported ribicola rust scab season seed treatment seedlings showed smut soil solution species specimens spores sporophores spots spraying stem sterilized strains surface telial tests tion tissues tomato trees tritici tubers uredinia uredinial urediniospores varieties wheat wilt Wisconsin writer
Popular passages
Page 171 - person" as used in this Act shall be construed to import both the plural and the singular, as the case demands, and shall include corporations, companies, societies and associations. When construing and enforcing the provisions of this Act, the act, omission, or failure of any officer, agent, or other person acting for or employed by any...
Page 172 - Congress, later of the office of foreign seed and plant Introduction of the Bureau of Plant Industry.
Page 171 - Nursery stock, including all field-grown florists' stock, trees, shrubs, vines, cuttings, grafts, scions, buds, fruit pits and other seeds of fruit and ornamental trees or shrubs, and other plants and plant products for propagation, except field, vegetable, and flower seeds, bedding plants and other herbaceous plants, bulbs, and roots...
Page 141 - This latter probability has an important bearing both from the standpoint of the public health and economic interests, and the Bureau of Plant Industry of the United States Department of Agriculture has undertaken an investigation of corn with a view to determining its possible relation to the development of pellagra.
Page 155 - An act to provide further for the national security and defense by encouraging the production, conserving the supply, and controlling the distribution of those ores, metals, and minerals which have formerly been largely imported, or of which there is or may be an inadequate supply.
Page 3 - Does it not seem plausible that they cause the subsequently apparent change? It does to me, but this is the extent of my own faith; we should not say the conclusion is reached and the cause of the difficulty definitely ascertained. So far as I know, the idea is an entirely new one — that bacteria cause disease in plants — though abundantly proved in the case of animals.
Page 156 - ... reasonable and as nearly as may be to cover the cost for the service rendered: Pro-vided, That certificates issued by the authorized agents of the Department shall be received in all courts of the United States as prima facie evidence of the truth of the statements therein contained $459,000.
Page 171 - Act, the act, omission, or failure of any officer, agent, or other person acting for or employed by any corporation, company, society, or association, within the scope of his employment or office, shall in every case be also deemed to be the act, omission,, or failure of such corporation, company, society, or association as well as that of the person.
Page 21 - ... There is always danger that the dust mixture may be carried by the wind to the other plats, and this difficulty makes it impossible to select trees in adjoining rows for different kinds of treatment when a dust mixture is used. For most of the experiments performed, the plats were arranged so that a part of each row of plants was included in each of the different plats. With such an arrangement there is less danger that the dust mixture may affect the results in the sprayed and the untreated...
Page 156 - Agriculture to investigate and certify to shippers the condition as to soundness of fruits and vegetables and other food products when received at important central markets.