A Manual for Citrus Growers1947 - 141 páginas |
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Página 62
... copper in the soil and on the tree from applications of fungicides such as Bordeaux tend to increase tree injury from cyanide fumigation , and since some districts are experi- encing direct copper damage to fruit and foliage ...
... copper in the soil and on the tree from applications of fungicides such as Bordeaux tend to increase tree injury from cyanide fumigation , and since some districts are experi- encing direct copper damage to fruit and foliage ...
Página 93
... copper sulfate , 5 pounds zinc sulfate , 4 pounds hydrated lime to 100 gallons water . Copper Deficiency Unlike iron , zinc , and manganese deficiencies , lack of copper does not result in distinct or clear - cut leaf patterns . ( Color ...
... copper sulfate , 5 pounds zinc sulfate , 4 pounds hydrated lime to 100 gallons water . Copper Deficiency Unlike iron , zinc , and manganese deficiencies , lack of copper does not result in distinct or clear - cut leaf patterns . ( Color ...
Página 94
... copper spray . At least a 6 month period must elapse between . spraying with a straight copper Bordeaux and fumigation ; greater elapsed time is desirable , and occasional injury results where even a year has intervened . The addition ...
... copper spray . At least a 6 month period must elapse between . spraying with a straight copper Bordeaux and fumigation ; greater elapsed time is desirable , and occasional injury results where even a year has intervened . The addition ...
Índice
Chapter Page 1 SOILS CLIMATE WATER | 2 |
CITRUS TREES | 4 |
IRRIGATION PRACTICES | 11 |
Direitos de autor | |
18 outras secções não apresentadas
Palavras e frases frequentes
100 gallons acid alkaline ammonia amount applied areas black scale boxes per acre brown rot carbon cause chemical chlorosis Citrus Diseases Citrus Experiment Station citrus fruits citrus growers Citrus Leaves citrus trees copper COST PER ACRE County cover-crops crop cultivation Cultural Cost damage dust effective fertilizer field boxes foliage fumigation fungus furrows grapefruit grove growth heavy inches injury insects irrigation irrigation water juice leaf lemons lime manganese deficiency manures material mealybug method mixture moisture Mutual Orange Distributors navel navel oranges nitrate nitrogen oil spray orchard organic matter packed boxes parasites percent pest control phosphate phosphorus plow-sole potash pounds production profitable pruning red scale red spider rind root zone rootstock Rough lemon scaly bark Septoria soil sucker sulphate sulphur symptoms temperature thrips treatment trifoliate orange trunk usually Valencia orange virus weeds windbreak wood young trees zinc deficiency zinc oxide zinc sulfate