The Potato: A Practical Treatise on the Potato, Its Characteristics, Planting, Cultivation, Harvesting, Storing, Marketing, Insects, and Diseases and Their Remedies, Etc., EtcOrange Judd Company, 1913 - 185 páginas |
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Página 115
... copper compounds- as , Bordeaux mixture , copper sulphate and soda mix- Ο d j f g h i k FIG . 35 - THE MATURATION OF A SPORE SAC ( CONIDIA ) AND GERMINATION OF A SPORE ( ZOOSPORE ) OF ROT ( Phytophthora infestans ) ( After Marshall Ward ) ...
... copper compounds- as , Bordeaux mixture , copper sulphate and soda mix- Ο d j f g h i k FIG . 35 - THE MATURATION OF A SPORE SAC ( CONIDIA ) AND GERMINATION OF A SPORE ( ZOOSPORE ) OF ROT ( Phytophthora infestans ) ( After Marshall Ward ) ...
Página 128
... copper sulphate . The fungi- cidal value lies in the copper compound . The lime is added to prevent the copper sulphate burning the foli- age , and to make the mixture more adhesive and more readily seen when applied . The amount of lime ...
... copper sulphate . The fungi- cidal value lies in the copper compound . The lime is added to prevent the copper sulphate burning the foli- age , and to make the mixture more adhesive and more readily seen when applied . The amount of lime ...
Página 129
... copper sulphate sinks in the water as it dissolves , and a gallon of water will dissolve 3 pounds of copper sulphate . This is a satu- rated solution . If 6 pounds of copper sulphate are re- quired to a barrel of water , 2 gallons of ...
... copper sulphate sinks in the water as it dissolves , and a gallon of water will dissolve 3 pounds of copper sulphate . This is a satu- rated solution . If 6 pounds of copper sulphate are re- quired to a barrel of water , 2 gallons of ...
Página 130
... copper sulphate . To determine when this has taken place the potassium ferrocyanide test is made . Purchase ten ... copper sulphate to 7 or 8 gallons of water is com- monly used ; that is : Copper sulphate ( blue vitriol ) , 6 pounds ...
... copper sulphate . To determine when this has taken place the potassium ferrocyanide test is made . Purchase ten ... copper sulphate to 7 or 8 gallons of water is com- monly used ; that is : Copper sulphate ( blue vitriol ) , 6 pounds ...
Página 131
... copper sulphate added and stirred . Various strengths are in use , but the most satisfactory one for American conditions has yet to be determined . We are trying 4 pounds of cop- per sulphate , 6 pounds of washing soda , and 50 gallons ...
... copper sulphate added and stirred . Various strengths are in use , but the most satisfactory one for American conditions has yet to be determined . We are trying 4 pounds of cop- per sulphate , 6 pounds of washing soda , and 50 gallons ...
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 - 1911 |
Términos y frases comunes
acid amount applied arsenic Arsenite average barrel beetles better blight Bordeaux mixture bushels per acre Carman cellar cells cents per bushel cooking quality copper sulphate Cornell Bul cost covered crop cultivation deaux mixture depth digger disease dry matter Early Ohio early potatoes Early Rose early varieties Experiment Station eyes farmers favor fertilizers FLEA-BEETLE foliage Geneva Bul germination grower growing grown half potato harrow haulm hence inches deep increase infestans injurious insects kainit land larvæ late varieties leaf leaves lime loam loss manure mature moisture muriate of potash nitrate of soda nitrogen obtained ounces Paris green percentage phosphoric acid Phytophthora infestans plant-food planters plats plow pota potassium ferrocyanide potatoes planted pounds produce profitable roots rows scab seed potatoes seed tubers Sir Walter Raleigh skin soil spores spraying sprouted stalks starch stem stomata storage surface temperature tillage tion vary vigor weight