The Potato ...Judd, 1905 - 185 páginas |
Dentro del libro
Resultados 1-5 de 26
Página 8
... causes of a poor yield . ' The Amount of Moisture . - The amount of water the plant can obtain from the soil is closely cor- 1 E. S. R. , V. , p.116 . 2 Wis . Report , 1902 , p . 188 . related with the mode of development . If the soil ...
... causes of a poor yield . ' The Amount of Moisture . - The amount of water the plant can obtain from the soil is closely cor- 1 E. S. R. , V. , p.116 . 2 Wis . Report , 1902 , p . 188 . related with the mode of development . If the soil ...
Página 16
... cause of a decline from which the plant never recovers . Even tuber formation , without the influence of other agen- cies , may cause a plant to die . The importance of studying the condition of the plant at this time will be ...
... cause of a decline from which the plant never recovers . Even tuber formation , without the influence of other agen- cies , may cause a plant to die . The importance of studying the condition of the plant at this time will be ...
Página 32
... cause an increase to a certain point , but will be attended by a decline if continued . 2. Decrease the percentage of stems and leaves , but have no marked influence on the roots of potatoes . 3. Have a marked influence on the shape and ...
... cause an increase to a certain point , but will be attended by a decline if continued . 2. Decrease the percentage of stems and leaves , but have no marked influence on the roots of potatoes . 3. Have a marked influence on the shape and ...
Página 35
... causing it to be small , dark green , wrinkled , and apparently stunted in develop- ment , with consequently early maturity . In some cases the period of growth is reduced six or eight weeks , and consequently the yield is low ; but ...
... causing it to be small , dark green , wrinkled , and apparently stunted in develop- ment , with consequently early maturity . In some cases the period of growth is reduced six or eight weeks , and consequently the yield is low ; but ...
Página 37
... causes than the addition of plant - food . Among these may be its influence on the physical properties of the soil , render- ing it more retentive of moisture , more porous and more permeable for air and roots , and a better home for ...
... causes than the addition of plant - food . Among these may be its influence on the physical properties of the soil , render- ing it more retentive of moisture , more porous and more permeable for air and roots , and a better home for ...
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