The Potato ...Judd, 1905 - 185 páginas |
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Página 34
... pounds per acre are to be applied , the presumption being that the potassium compound under- goes changes in the soil , and that the injurious chlorine is removed as a chloride by the winter and spring rains . For spring application in ...
... pounds per acre are to be applied , the presumption being that the potassium compound under- goes changes in the soil , and that the injurious chlorine is removed as a chloride by the winter and spring rains . For spring application in ...
Página 35
... pounds of available phosphoric acid per acre ( equal to 600 pounds acid phosphate , 16-17 per cent . available ) gave profitable returns . My own observations are that an excessive application of available phosphoric acid has a marked ...
... pounds of available phosphoric acid per acre ( equal to 600 pounds acid phosphate , 16-17 per cent . available ) gave profitable returns . My own observations are that an excessive application of available phosphoric acid has a marked ...
Página 36
... pounds of nitrogen , continued for twelve Courtesy R. I. Exp . Sta . See Bul . 40 . FIG . IO - INFLUENCE OF LIME UPON POTATOES Showing the influence of lime upon the yield , and that it increases the per- centage of scabbed potatoes ...
... pounds of nitrogen , continued for twelve Courtesy R. I. Exp . Sta . See Bul . 40 . FIG . IO - INFLUENCE OF LIME UPON POTATOES Showing the influence of lime upon the yield , and that it increases the per- centage of scabbed potatoes ...
Página 37
... pounds of fertilizers with the same amount of manure resulted in a further increase in yield of 130 bushels per acre . ' Taft , ' of Michigan , shows that 1 N. H. Bul . III , p . 116 . 2 Mich . Bul , 131 , p . 10 . the average gain from ...
... pounds of fertilizers with the same amount of manure resulted in a further increase in yield of 130 bushels per acre . ' Taft , ' of Michigan , shows that 1 N. H. Bul . III , p . 116 . 2 Mich . Bul , 131 , p . 10 . the average gain from ...
Página 38
... pounds to 2,000 pounds per acre , and in many cases more potash is ap- plied than is profitable . The use of 1,000 pounds of this fertilizer has given the greatest profit . Where 1,500 pounds or 2,000 pounds were used the cost of the ...
... pounds to 2,000 pounds per acre , and in many cases more potash is ap- plied than is profitable . The use of 1,000 pounds of this fertilizer has given the greatest profit . Where 1,500 pounds or 2,000 pounds were used the cost of the ...
Otras ediciones - Ver todas
The Potato: A Practical Treatise on the Potato, Its Characteristics ... Samuel Fraser Vista completa - 1913 |
The Potato: A Practical Treatise on the Potato, Its Characteristics ... Samuel Fraser Vista completa - 1913 |
The Potato: A Practical Treatise on the Potato, Its Characteristics ... Samuel Fraser Vista completa - 1911 |
Términos y frases comunes
amount applied Arsenate of Lead Arsenite average barrel beetles better blight Bordeaux mixture bushels per acre Carman cellar cents per bushel copper sulphate Cornell Bul cost covered crop cultivation deaux mixture depth digger disease dry matter Early Ohio early potatoes early varieties Experiment Station eyes farmer fertilizers foliage gallons of water Geneva Bul germinate grower growing grown growth harrow haulm hence inches deep influence insects kainit land late varieties leaf leaves lime loam loss manure Mark Catesby mature moisture muriate of potash nitrate of soda nitrogen nozzles ounces Paris green phosphate phosphoric acid Phytophthora infestans pile plant-food planter plats plow pollen pota potassium ferrocyanide potatoes planted produce profitable roots rows scab seed potatoes seed tubers Sir Walter Raleigh soil soluble solution spores spraying sprouts starch stem stomata storage surface temperature tillage tion tubers vary vigorous weight