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. |
From inside the book
Results 1-5 of 100
Page
... growth of the potato scab organism at various hydrogen ion concentra- tions as related to the comparative freedom of acid soils from the potato scab . L. J. GILLESPIE ... . . 257 Lightning injury to herbaceous plants . L. R. JONES AND ...
... growth of the potato scab organism at various hydrogen ion concentra- tions as related to the comparative freedom of acid soils from the potato scab . L. J. GILLESPIE ... . . 257 Lightning injury to herbaceous plants . L. R. JONES AND ...
Page v
... growth of the potato scab organism at various hy- drogen ion concentrations as related to the comparative freedom of acid soils from the potato scab , 257–269 Ginseng , Ramularia root rots of , 557 Gladiolus , dry rot of , 71 ...
... growth of the potato scab organism at various hy- drogen ion concentrations as related to the comparative freedom of acid soils from the potato scab , 257–269 Ginseng , Ramularia root rots of , 557 Gladiolus , dry rot of , 71 ...
Page x
... growth of at various hydrogen ion concentrations , 257 ; seed treat- ment , 70 , 450 ; stalk borer , 275 ; troubles , obscure , 491 ; Verticillium albo - atrum on , 81 ; Verticillium and Fusarium dis- eases of , research project ...
... growth of at various hydrogen ion concentrations , 257 ; seed treat- ment , 70 , 450 ; stalk borer , 275 ; troubles , obscure , 491 ; Verticillium albo - atrum on , 81 ; Verticillium and Fusarium dis- eases of , research project ...
Page 15
... growth and the lower leaves . gradually turn yellow , wilt , and drop off . Some plants die prematurely . Diseased crops are commercial failures and the growing of eggplants is being gradually discontinued in this region on account of ...
... growth and the lower leaves . gradually turn yellow , wilt , and drop off . Some plants die prematurely . Diseased crops are commercial failures and the growing of eggplants is being gradually discontinued in this region on account of ...
Page 16
... growth , the mycelium covering most of the agar sur- face in the tubes . The colonies of fungi from eggplant and barberry were indistinguishable and became black rapidly , the discoloration extending to within about 1 cm . of the ...
... growth , the mycelium covering most of the agar sur- face in the tubes . The colonies of fungi from eggplant and barberry were indistinguishable and became black rapidly , the discoloration extending to within about 1 cm . of the ...
Contents
298 | |
305 | |
353 | |
360 | |
365 | |
372 | |
373 | |
379 | |
98 | |
106 | |
114 | |
137 | |
155 | |
168 | |
175 | |
190 | |
197 | |
219 | |
229 | |
240 | |
247 | |
257 | |
270 | |
283 | |
443 | |
449 | |
455 | |
457 | |
469 | |
501 | |
507 | |
530 | |
550 | |
557 | |
572 | |
584 | |
615 | |
621 | |
Other editions - View all
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.