The Technical World Magazine, Volume 15Technical World Company, 1911 |
From inside the book
Results 6-10 of 41
Page 285
... orchard , had been practiced with varying degrees of success in some parts of Europe . Or- chard heating proper , was first used in California , and the original California smudge pot is still successfully used in many orchards . In the ...
... orchard , had been practiced with varying degrees of success in some parts of Europe . Or- chard heating proper , was first used in California , and the original California smudge pot is still successfully used in many orchards . In the ...
Page 286
... orchard a specially made thermometer , with a fine platinum wire fused into the mercury at the freez- ing point or at whatever is considered the danger point . As soon as the mer- cury sinks below this wire , the circuit is broken and ...
... orchard a specially made thermometer , with a fine platinum wire fused into the mercury at the freez- ing point or at whatever is considered the danger point . As soon as the mer- cury sinks below this wire , the circuit is broken and ...
Page 287
... orchard from eighteen to twenty - eight degrees and produced forty - one carloads of apples . Another one in the Grand River Val- ley , who was one of the pioneer orchard heaters , holds some world's records for heavy apple production ...
... orchard from eighteen to twenty - eight degrees and produced forty - one carloads of apples . Another one in the Grand River Val- ley , who was one of the pioneer orchard heaters , holds some world's records for heavy apple production ...
Page 288
... orchards , with the entire crop killed , adjoining heated tracts that had full yields . One of the most remarkable stories of heater successes comes from Missouri . A 240 acre orchard located in a deep valley had suffered severely from ...
... orchards , with the entire crop killed , adjoining heated tracts that had full yields . One of the most remarkable stories of heater successes comes from Missouri . A 240 acre orchard located in a deep valley had suffered severely from ...
Page 289
... orchard , can be regulated to burn any length of time or any quantity of fuel and at any strength demanded by the weather . When the necessity of fire is past , they can be extinguished and the rest of the fuel saved . The development ...
... orchard , can be regulated to burn any length of time or any quantity of fuel and at any strength demanded by the weather . When the necessity of fire is past , they can be extinguished and the rest of the fuel saved . The development ...
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