The Potato ...Judd, 1905 - 185 páginas |
Dentro del libro
Resultados 6-10 de 46
Página 6
... leaves there are few or none below ground . The tuber is an underground stem , and the eyes on it are equivalent to the leaf buds on a stem of a young peach or ailanthus . They are arranged more or less spirally in both cases ( Fig . 4 ) ...
... leaves there are few or none below ground . The tuber is an underground stem , and the eyes on it are equivalent to the leaf buds on a stem of a young peach or ailanthus . They are arranged more or less spirally in both cases ( Fig . 4 ) ...
Página 8
... leaves 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 ...
... leaves 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 ...
Página 9
... leaf shoots and roots appear , but no tubers . An increase in the supply of moisture in the air has been found to favor the development of leaves on the shoots , where only scales were formed in an insufficient supply of moisture ...
... leaf shoots and roots appear , but no tubers . An increase in the supply of moisture in the air has been found to favor the development of leaves on the shoots , where only scales were formed in an insufficient supply of moisture ...
Página 10
... paid to the stems and leaves of plants than the roots , yet in order to cultivate the soil in a rational manner it is essential to know where the roots are , their character , and requirements . Examination of ΙΟ THE POTAΤΟ.
... paid to the stems and leaves of plants than the roots , yet in order to cultivate the soil in a rational manner it is essential to know where the roots are , their character , and requirements . Examination of ΙΟ THE POTAΤΟ.
Página 27
... leaves the soil in a rela- tively moist condition ; hence , the wisdom of the Maine four - year course , in which oats succeed potatoes . This course requires but one deep plowing in four years , that for the potatoes , and in this it ...
... leaves the soil in a rela- tively moist condition ; hence , the wisdom of the Maine four - year course , in which oats succeed potatoes . This course requires but one deep plowing in four years , that for the potatoes , and in this it ...
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