A Manual for Citrus Growers1947 - 141 páginas |
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Página 49
... lemons and on the young foliage . It retards vegetative growth on lemons in the sub - coastal and interior areas and also on the late summer growth on oranges in central California . Dust treatment : On oranges in Central California ...
... lemons and on the young foliage . It retards vegetative growth on lemons in the sub - coastal and interior areas and also on the late summer growth on oranges in central California . Dust treatment : On oranges in Central California ...
Página 54
... lemons are not done for the same reasons . Oranges and lemons have decidedly different fruiting habits . Orange trees normally produce but one crop a year while lemon trees normally produce a series of crops . Under identical con- ditions ...
... lemons are not done for the same reasons . Oranges and lemons have decidedly different fruiting habits . Orange trees normally produce but one crop a year while lemon trees normally produce a series of crops . Under identical con- ditions ...
Página 113
... LEMONS Fruit temperatures at which freezing begins : Button Lemons ( up to 1 / 2 - inch diameter ) . Tree - ripe Lemons .29.5 ° to 30.5 ° 29.5 ° to 30.5 ° .27.0 ° Green Lemons ( larger than 1 / 2 - inch diameter ) .... 28.5 ° to 29.5 ...
... LEMONS Fruit temperatures at which freezing begins : Button Lemons ( up to 1 / 2 - inch diameter ) . Tree - ripe Lemons .29.5 ° to 30.5 ° 29.5 ° to 30.5 ° .27.0 ° Green Lemons ( larger than 1 / 2 - inch diameter ) .... 28.5 ° to 29.5 ...
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Chapter Page 1 SOILS CLIMATE WATER | 2 |
CITRUS TREES | 4 |
IRRIGATION PRACTICES | 11 |
Direitos de autor | |
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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