A Manual for Citrus Growers1947 - 141 páginas |
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Página 13
... usually absorb water faster than fine textured ones . Plow pan or natural stratifications in the soil will often change the rate at which a soil will normally take up water . The furrows K14 " _ SURFACE OF SOIL CLAY LOAM 2'- SAND 3 ...
... usually absorb water faster than fine textured ones . Plow pan or natural stratifications in the soil will often change the rate at which a soil will normally take up water . The furrows K14 " _ SURFACE OF SOIL CLAY LOAM 2'- SAND 3 ...
Página 44
... usually is satisfactory . Where late holding of Valencia oranges is nec essary , winter fumigation with heavier dosage is sometimes more satisfactory than to risk the dropping of mature fruit in an earlier treatment . Where RED SPIDER ...
... usually is satisfactory . Where late holding of Valencia oranges is nec essary , winter fumigation with heavier dosage is sometimes more satisfactory than to risk the dropping of mature fruit in an earlier treatment . Where RED SPIDER ...
Página 91
... usually much lighter colored . This gives a far more contrasty and conspicuous pattern . Another important characteristic of zinc deficiency is the tendency to produce small , elongated leaves . In these there is usually even more ...
... usually much lighter colored . This gives a far more contrasty and conspicuous pattern . Another important characteristic of zinc deficiency is the tendency to produce small , elongated leaves . In these there is usually even more ...
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