The Technical World Magazine, Volume 15Technical World Company, 1911 |
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Page 285
... orchard , had been practiced with varying degrees of success in some parts of Europe . Orchard 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 . Orchard 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 freezing point or at whatever is considered the danger point . As soon as the mercury sinks below this wire , the circuit is broken and the ...
... orchard a specially made thermometer , with a fine platinum wire fused into the mercury at the freezing point or at whatever is considered the danger point . As soon as the mercury sinks below this wire , the circuit is broken and the ...
Page 287
... orchard from eighteen to twenty - eight degrees and produced forty - one carloads of apples . Another one in the Grand River Valley , 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 Valley , who was one of the pioneer orchard . heaters , holds some world's records for heavy apple production ...
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