Nature, Volume 100Sir Norman Lockyer Macmillan Journals Limited, 1917 |
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Página 28
... carried out . The outstanding feature concerning fruit crops was an outbreak of the pear thrips in British Columbia , and investigations of its life - history and means of control are now being conducted . The warble - fly is also a ...
... carried out . The outstanding feature concerning fruit crops was an outbreak of the pear thrips in British Columbia , and investigations of its life - history and means of control are now being conducted . The warble - fly is also a ...
Página 38
... carried out relative to the resistance of airship shapes , and further observations on the distribution of pressure in such cases have been made . The investigation into the stability of the aeroplane has been continued . A number of ...
... carried out relative to the resistance of airship shapes , and further observations on the distribution of pressure in such cases have been made . The investigation into the stability of the aeroplane has been continued . A number of ...
Página 355
... carried on . Most university laboratories are willing to undertake work of industrial value , and , indeed , some specialise in such problems , while many industrial laboratories are quite willing to carry out a research of purely ...
... carried on . Most university laboratories are willing to undertake work of industrial value , and , indeed , some specialise in such problems , while many industrial laboratories are quite willing to carry out a research of purely ...
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