A Manual for Citrus Growers1947 - 141 páginas |
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Página 10
... trunk . Do not prune the top for the first four years except to remove any ungainly suckers which tend to make the ... trunk and first main laterals for disease should be made . Further prevention of gum disease may require the painting ...
... trunk . Do not prune the top for the first four years except to remove any ungainly suckers which tend to make the ... trunk and first main laterals for disease should be made . Further prevention of gum disease may require the painting ...
Página 61
... trunk and the first main lateral roots should be dusted just after planting , and before the first irrigation water is applied , with Bordeaux , or painted with the zinc - copper - lime mixture de- scribed above , and made up with water ...
... trunk and the first main lateral roots should be dusted just after planting , and before the first irrigation water is applied , with Bordeaux , or painted with the zinc - copper - lime mixture de- scribed above , and made up with water ...
Página 72
... trunk and disinfect with potassium permanganate or any other safe disinfectant . Quick Decline of Orange Trees : The disease known as quick decline has , with certainty , been found attacking only sweet orange trees ( Valencia and navel ) ...
... trunk and disinfect with potassium permanganate or any other safe disinfectant . Quick Decline of Orange Trees : The disease known as quick decline has , with certainty , been found attacking only sweet orange trees ( Valencia and navel ) ...
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