The Potato ...Judd, 1905 - 185 páginas |
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Página 18
... matter . It is peculiarly suited to potatoes , because it does not pack after hard rains nor during periods of drouth . Its open and porous nature permits the free development of tubers and the ramifi- cation of the roots . The soil was ...
... matter . It is peculiarly suited to potatoes , because it does not pack after hard rains nor during periods of drouth . Its open and porous nature permits the free development of tubers and the ramifi- cation of the roots . The soil was ...
Página 19
Samuel Fraser. ganic matter , and are reasonably rich in lime and mag- nesia , which seem to be essential constituents of a soil suited to the growth of potatoes . The potash is also in fair quantity , but not sufficient to produce ...
Samuel Fraser. ganic matter , and are reasonably rich in lime and mag- nesia , which seem to be essential constituents of a soil suited to the growth of potatoes . The potash is also in fair quantity , but not sufficient to produce ...
Página 33
... matter but a less percentage of starch than those fertilized with muriate of potash . Brooks ' found that sulphate of potash gave a greater yield per acre of merchantable tubers , which were of larger size and of superior eat- ing ...
... matter but a less percentage of starch than those fertilized with muriate of potash . Brooks ' found that sulphate of potash gave a greater yield per acre of merchantable tubers , which were of larger size and of superior eat- ing ...
Página 37
... matter , with the consequent liberation of carbon dioxid , aids in rendering the mineral resources of the soil more available . Generally speaking , it is more economical to apply about ten tons of manure per acre and supple- ment it ...
... matter , with the consequent liberation of carbon dioxid , aids in rendering the mineral resources of the soil more available . Generally speaking , it is more economical to apply about ten tons of manure per acre and supple- ment it ...
Página 39
... matter , with a correspondingly reduced yield , ' than those grown on land manured with barn manures or a complete fertilizer . The vigorous growth induced under the latter conditions cannot be matured in the same time , hence for an ...
... matter , with a correspondingly reduced yield , ' than those grown on land manured with barn manures or a complete fertilizer . The vigorous growth induced under the latter conditions cannot be matured in the same time , hence for an ...
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