The Potato ...Judd, 1905 - 185 páginas |
Dentro del libro
Resultados 1-5 de 9
Página 42
... soluble in water , and if not taken up quickly by plants is liable to be lost in the soil water ; hence small quantities applied at short intervals give the best results . Nitrogen as ammonium salts soon becomes available in warm ...
... soluble in water , and if not taken up quickly by plants is liable to be lost in the soil water ; hence small quantities applied at short intervals give the best results . Nitrogen as ammonium salts soon becomes available in warm ...
Página 43
... Soluble phosphate of lime - e.g . , acid phos- phate , dissolved bone . Insoluble phosphate of lime is considered to be but slowly available . It is converted into " soluble " by treating it with an acid , usually sulphuric acid . The ...
... Soluble phosphate of lime - e.g . , acid phos- phate , dissolved bone . Insoluble phosphate of lime is considered to be but slowly available . It is converted into " soluble " by treating it with an acid , usually sulphuric acid . The ...
Página 44
... soluble phosphoric acid and compare it with these . Purchasing Fertilizers . In purchasing fertilizers it is advisable to write for quotations with guaranteed analyses , ascertain , as indicated above , the cheapest source of the ...
... soluble phosphoric acid and compare it with these . Purchasing Fertilizers . In purchasing fertilizers it is advisable to write for quotations with guaranteed analyses , ascertain , as indicated above , the cheapest source of the ...
Página 47
... soluble phosphate of lime — as , acid phosphate - must not be mixed and allowed to stand for any length of time , or chemical action . will take place , resulting in a loss of nitrogen and phosphoric acid . 2. Do not mix an ammonium ...
... soluble phosphate of lime — as , acid phosphate - must not be mixed and allowed to stand for any length of time , or chemical action . will take place , resulting in a loss of nitrogen and phosphoric acid . 2. Do not mix an ammonium ...
Página 127
... soluble . This soluble arsenious oxide may burn the leaves , espe- cially the tips where the mixture flows , and the edges of mutilated leaves , causing death of the spot and a " target - like " appearance of the leaf . Remedy . Do not ...
... soluble . This soluble arsenious oxide may burn the leaves , espe- cially the tips where the mixture flows , and the edges of mutilated leaves , causing death of the spot and a " target - like " appearance of the leaf . Remedy . Do not ...
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