A Manual for Citrus Growers1947 - 141 páginas |
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Página 25
... irrigation . III Nitrogen in nitrate form penetrates soil readily , and , when ap plied in irrigation water , is carried into the soil as far as the water goes , according to J. C. Johnston , extension specialist in citriculture of the ...
... irrigation . III Nitrogen in nitrate form penetrates soil readily , and , when ap plied in irrigation water , is carried into the soil as far as the water goes , according to J. C. Johnston , extension specialist in citriculture of the ...
Página 29
... WATER If the irrigation system is under pressure , the fertilizer solution can be pumped into the line by a small centrifugal , or gear , pump operated by a one - quarter horsepower motor ... IRRIGATION WATER fessor A. F. Pillsbury [ 29 ]
... WATER If the irrigation system is under pressure , the fertilizer solution can be pumped into the line by a small centrifugal , or gear , pump operated by a one - quarter horsepower motor ... IRRIGATION WATER fessor A. F. Pillsbury [ 29 ]
Página 136
... Irrigation by V - furrows 20 formulæ 38 Irrigation , fall 17 Fertilizer materials , solubility of 30 Irrigation practices 11 Fertilizers , organic material Fertilizer , trees food require- 23 Irrigation , spring 17 Irrigation water ...
... Irrigation by V - furrows 20 formulæ 38 Irrigation , fall 17 Fertilizer materials , solubility of 30 Irrigation practices 11 Fertilizers , organic material Fertilizer , trees food require- 23 Irrigation , spring 17 Irrigation water ...
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