Legislative DocumentsContains the reports of state departments and officials for the preceding fiscal biennium. |
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Страница 62
F. ) while the temperature of the cell after the bees left it was 24 ° C. ( 75.2 ° F. ) and that of the air 22 ° C. ( 71.6 ° F. ) From a report of Newport's observation by Wells published in the Report of the Commissioner of Patents for ...
F. ) while the temperature of the cell after the bees left it was 24 ° C. ( 75.2 ° F. ) and that of the air 22 ° C. ( 71.6 ° F. ) From a report of Newport's observation by Wells published in the Report of the Commissioner of Patents for ...
Страница 63
perature of individual bees on the wing is 9 to 13 ° F. above the surroundair , that of the thorax being greater than the abdomen . In 1916 , Brunnich ( A.B.J. 46 : 298-9 ) said that a single bee is soon paralyzed at a temperature of 56 ...
perature of individual bees on the wing is 9 to 13 ° F. above the surroundair , that of the thorax being greater than the abdomen . In 1916 , Brunnich ( A.B.J. 46 : 298-9 ) said that a single bee is soon paralyzed at a temperature of 56 ...
Страница 56
of the bees are excessive . In fact , cases have been reported here in Iowa where the bees were found dead encased in a block of ice . It is not entirely a matter of temperature but also a problem of moisture .
of the bees are excessive . In fact , cases have been reported here in Iowa where the bees were found dead encased in a block of ice . It is not entirely a matter of temperature but also a problem of moisture .
Какво казват хората - Напишете рецензия
Не намерихме рецензии на обичайните места.
Съдържание
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acknowledge receipt Acts Agriculture amount apply assessment authority average bank beekeepers bees board of supervisors bonds building butter cent certificate Chapter City Co-op Code colonies commission construction contained contract corn corporation cost County Attorney court Cream Creamery Creamery Co crop Dairy disease district early election entitled fact fall Farmers fees filed following question Forty-third General Assembly fund Highway Home honey Hospital improvement inches increase inspection institutions interest Iowa issued January July June land less letter requesting license March mean Moines month necessary normal operation opinion paid period person plants pounds practice present production provisions of Section purchase rain received records referred reported road season securities seed stations statute Superintendent temperature tion town township weather week winter
Библиография
| Заглавие | Legislative Documents |
| Автор | Iowa. General Assembly |
| Публикувана | 1931 |
| Оригиналът е от | Университетът на Минесота |
| Цифровизирана на | 23 Дек 2010 |
| Експортиране на описанието | BiBTeX EndNote RefMan |