Annual Report of the Board of Regents of the Smithsonian InstitutionThe Institution, 1921 |
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Page 282
... dormant in fall or winter regardless of temperature . In com- paring outdoor plants with indoor plants of the same species the most that can be said in favor of outdoor conditions is that dormancy progresses a little faster in outdoor ...
... dormant in fall or winter regardless of temperature . In com- paring outdoor plants with indoor plants of the same species the most that can be said in favor of outdoor conditions is that dormancy progresses a little faster in outdoor ...
Page 282
... dormant plants into growth . On March 3 , 1915 , 58 cuttings from dormant outdoor blueberry plants were placed in moist birch sawdust in commercial cold storage at 33 ° to 36 ° F. On December 4 , nine months later , buds on every ...
... dormant plants into growth . On March 3 , 1915 , 58 cuttings from dormant outdoor blueberry plants were placed in moist birch sawdust in commercial cold storage at 33 ° to 36 ° F. On December 4 , nine months later , buds on every ...
Page 282
... dormant plant will often start it into growth . ( See pl . 10. ) ( See pl . 11 , fig . 1. ) ( See pl . 11 , fig . 2. ) Girdling produces a similar result . Notching the stem does the same . Rubbing the stem also starts the plant into ...
... dormant plant will often start it into growth . ( See pl . 10. ) ( See pl . 11 , fig . 1. ) ( See pl . 11 , fig . 2. ) Girdling produces a similar result . Notching the stem does the same . Rubbing the stem also starts the plant into ...
Contents
Bureau of American Ethnology | 17 |
Report on the United States National Museum | 25 |
EXECUTIVE COMMITTEE AND REGENTS | 100 |
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acromegaly actinium agriculture airplane American appears areas astrographic atom birds blueberry body Bohemia Bureau Calama cent chilling cicada collection color crops culture dormant early eclipse eggs elephants entomologists expedition feet field forest gases geographic geological survey glands glass Government growth Guatemala helium important increase Indians insects interest investigations irrigation J. J. Thomson June 30 land mammoth Manchuria material ment method milpa National Museum natural nebulae Observatory observed obtained opal oxide park period photographs plants plates present production publications pupa radiation radium Ramsay Rathbun recent reclamation region right ascension River scientific Secretary shown Smithsonian Institution Smithsonian Report Sobral solar solar constant South species specimens spiral nebulae spirals stars supply temperature tion trees tropical tube United vacuum tube Valley vitreous volumes Washington wireless telephone