Show ADVANTAGE g temperature tempera might go air below g experience closet shown morn tact tact fact warm warm warn way lack oxygen ex carbon dioxide va va pore curtain front house nude se maine wall wall wail house tight tight night during col test susceptible dot dot hot hard why front type house tact tact fact positive evil baltimore american beginning close roost curtain tall tall fall tall fall tail bayed tall tall fall tall fall fail 1910 during winter consequent taken house root root roof case might winter 1910 expert experiment station feature original plan stress laid canvas curtain front without curtain Curta found curtain front type poultry curtain together back g board under closet g g weather essential closet conserve body heat act advantage severe climate orono contrary certain thrive roost curtain g general seton among curtain am Alme past felt closet least severe several st 20 low zero yet yet net during winter low egg ton ton don roost curtain seem least view experience shut CLOSET actual test Demonstrate poultry thought during cold zero et roost 21 wig temperature pal 17 |