A Manual for Citrus Growers1947 - 141 páginas |
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Página 8
... Bordeaux mixture may be sprinkled into the soil which immediately contacts the trunk of the tree . Another retardant is two parts zinc sulphate to one part of lime , but this is not so effec- tive as is the Bordeaux . PLANTING YOUNG ...
... Bordeaux mixture may be sprinkled into the soil which immediately contacts the trunk of the tree . Another retardant is two parts zinc sulphate to one part of lime , but this is not so effec- tive as is the Bordeaux . PLANTING YOUNG ...
Página 61
... Bordeaux dust or with a dust consisting of zinc sulphate , copper sulphate and lime mixed in 5-1-4 proportions . Or the ball may be immersed in a 2-2-100 Bordeaux solution for a time ; not until the ball crumbles , however . Such trees ...
... Bordeaux dust or with a dust consisting of zinc sulphate , copper sulphate and lime mixed in 5-1-4 proportions . Or the ball may be immersed in a 2-2-100 Bordeaux solution for a time ; not until the ball crumbles , however . Such trees ...
Página 62
... Bordeaux tend to increase tree injury from cyanide fumigation , and since some districts are experi- encing direct copper damage to fruit and foliage , scientists have been searching for an effective fungicide containing less or no ...
... Bordeaux tend to increase tree injury from cyanide fumigation , and since some districts are experi- encing direct copper damage to fruit and foliage , scientists have been searching for an effective fungicide containing less or no ...
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