The Potato ...Judd, 1905 - 185 páginas |
Dentro del libro
Página 40
... That their use is desirable in some cases is evident . Why it should be , and how , are matters for investiga- tion . 1 ( N. Y. ) Cornell Bul . 191 , p . 192 . The farmer needs to realize that the soil on his 40 THE POTATO.
... That their use is desirable in some cases is evident . Why it should be , and how , are matters for investiga- tion . 1 ( N. Y. ) Cornell Bul . 191 , p . 192 . The farmer needs to realize that the soil on his 40 THE POTATO.
Página 41
... matter in the soil in a proper condition may usually be accom- plished by a judicious rotation of crops , manuring , and liming . " The old method has been to feed crops with com- mercial fertilizers , the new agriculture looks to ...
... matter in the soil in a proper condition may usually be accom- plished by a judicious rotation of crops , manuring , and liming . " The old method has been to feed crops with com- mercial fertilizers , the new agriculture looks to ...
Página 42
... of the soil as when in the form of a nitrate . Nitrogen as organic matter is more slowly available . 1 Del . Bul . 66 , " Soil Bacteria and Nitrogen Assimilation . "典 Phosphorus occurs in fertilizers , as : ( 1 ) 42 THE POTATO.
... of the soil as when in the form of a nitrate . Nitrogen as organic matter is more slowly available . 1 Del . Bul . 66 , " Soil Bacteria and Nitrogen Assimilation . "典 Phosphorus occurs in fertilizers , as : ( 1 ) 42 THE POTATO.
Página 49
... matter . The figures of Wilfarth and Wimmer ' and Whitson are as follows : 1 Utah Report , 1893 , p . 180 . • Utah Bul . 5 . Wis . Report , 1901 , p . 198 . ' E. S. R. , XIV . , p . 561 . 2 Utah Bul . 26 , p . 14 . 4 N. J. Report , 1900 ...
... matter . The figures of Wilfarth and Wimmer ' and Whitson are as follows : 1 Utah Report , 1893 , p . 180 . • Utah Bul . 5 . Wis . Report , 1901 , p . 198 . ' E. S. R. , XIV . , p . 561 . 2 Utah Bul . 26 , p . 14 . 4 N. J. Report , 1900 ...
Página 50
... matter in the tuber and vine of potatoes varied between 272 pounds and 497 pounds during the years 1892-7 , while that for oats ranged be- tween 446 and 595 pounds ; barley , 375 to 404 pounds ; peas , 477 ; corn , 223 to 398 pounds ...
... matter in the tuber and vine of potatoes varied between 272 pounds and 497 pounds during the years 1892-7 , while that for oats ranged be- tween 446 and 595 pounds ; barley , 375 to 404 pounds ; peas , 477 ; corn , 223 to 398 pounds ...
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