Agriculture of Pennsylvania, Volumen1State Board of Agriculture, 1878 |
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Página 6
... become so uncertain as to render the sup- ply of lumber precarious , and subjects the markets to fluctuations which are inimical to the interests of a large number of our citizens , and render uncertain the pursuit of a branch of ...
... become so uncertain as to render the sup- ply of lumber precarious , and subjects the markets to fluctuations which are inimical to the interests of a large number of our citizens , and render uncertain the pursuit of a branch of ...
Página 31
... becomes of this water ? It is taken into the atmosphere , and , when brought into a cooler current , it condenses and falls . In regard to the circulation that causes the currents , take a bucket of water , and put a stick into it . The ...
... becomes of this water ? It is taken into the atmosphere , and , when brought into a cooler current , it condenses and falls . In regard to the circulation that causes the currents , take a bucket of water , and put a stick into it . The ...
Página 32
... becomes snow . When there is any moisture in the current it conse- quently becomes rain ; but here it leaves only a dry current to pass over it . It is only two or three hundred miles this side that it becomes moisture . From this ...
... becomes snow . When there is any moisture in the current it conse- quently becomes rain ; but here it leaves only a dry current to pass over it . It is only two or three hundred miles this side that it becomes moisture . From this ...
Página 35
... become saturated with canal water , trees , bushes , and other plants have sprung up as if by magic , and with the re - appearance of the vegetation , the climate was changed . Four or five years ago rain was unknown in those regions ...
... become saturated with canal water , trees , bushes , and other plants have sprung up as if by magic , and with the re - appearance of the vegetation , the climate was changed . Four or five years ago rain was unknown in those regions ...
Página 36
... while the water got a softer place to run in than it had be- fore , until it ran out , and left a great highway . That is the reason some streams become dry , but the effect could not have 36 [ No. 25 , FIRST ANNUAL REPORT OF THE.
... while the water got a softer place to run in than it had be- fore , until it ran out , and left a great highway . That is the reason some streams become dry , but the effect could not have 36 [ No. 25 , FIRST ANNUAL REPORT OF THE.
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amount annual average beets Board of Agriculture bone phosphate Bucks county bushels butter cattle Cecidomyia cents per pound Chester Chester county chestnut commercial fertilizers contains corn cost County Agricultural Society Crawford county crop cultivation disease dollars Domestic animals Drilled eggs eighth acre Equivalent to ammonia Equivalent to bone exhibition expense experiments fair farm farmers feet forest fruit grain ground Guano Hessian fly horse hundred important inches insects Insoluble phosphoric acid interest Lancaster Lancaster county land live stock loss manufacture manure Meehan Mercer Moisture Nitrogen organization Pennsylvania Philadelphia phosphate of lime plant pleuro-pneumonia plow potash potatoes poultry pounds soluble premiums Professor profit rain-fall reverted phosphoric acid roots secretary seed soil sold soluble and reverted stearine sugar sulphate superphosphate temperature thousand timber tion trees veterinary weeds wheat White Silesian wood worth yield