The Potato ...Judd, 1905 - 185 páginas |
Dentro del libro
Resultados 1-5 de 18
Página 8
... require light , in addition , to enable them to as- similate carbon dioxid from the air , dissociate it into its component parts , and elaborate the carbon into such complex substances as starch , sugar , and other carbo- hydrates ...
... require light , in addition , to enable them to as- similate carbon dioxid from the air , dissociate it into its component parts , and elaborate the carbon into such complex substances as starch , sugar , and other carbo- hydrates ...
Página 15
... require more room than early varieties . At Cornell University , during 1904 , many potatoes had horizontal roots in the surface inch of soil . All of these would be destroyed by moderately deep tillage . Influence of Depth of Planting ...
... require more room than early varieties . At Cornell University , during 1904 , many potatoes had horizontal roots in the surface inch of soil . All of these would be destroyed by moderately deep tillage . Influence of Depth of Planting ...
Página 24
... requires three horses on a six - foot harrow on a loam soil . Two to 21⁄2 inches is more common . Harrows differ in their action ; thus , the spring - toothed harrow and the smoothing or spike - tooth harrow tend to com- pact the soil ...
... requires three horses on a six - foot harrow on a loam soil . Two to 21⁄2 inches is more common . Harrows differ in their action ; thus , the spring - toothed harrow and the smoothing or spike - tooth harrow tend to com- pact the soil ...
Página 27
... requires but one deep plowing in four years , that for the potatoes , and in this it is econom- ical . Peas use a relatively small amount of water , and would leave the soil in good shape for potatoes . In Wisconsin , ' while potatoes ...
... requires but one deep plowing in four years , that for the potatoes , and in this it is econom- ical . Peas use a relatively small amount of water , and would leave the soil in good shape for potatoes . In Wisconsin , ' while potatoes ...
Página 47
... requires 150 pounds Sulphate of ammonia containing 20 per cent . nitrogen ; to furnish 3634 pounds nitrogen , it requires 184 pounds . Acid phosphate containing 16 per cent . available phos- phoric acid ; to furnish 120 pounds ...
... requires 150 pounds Sulphate of ammonia containing 20 per cent . nitrogen ; to furnish 3634 pounds nitrogen , it requires 184 pounds . Acid phosphate containing 16 per cent . available phos- phoric acid ; to furnish 120 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