A Manual for Citrus GrowersA. L. Chandler, H. L. Thomason Mutual Orange Distributors, 1937 - 102 páginas |
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Página 19
... disease , especially in heavy soil . ( This disease can be controlled with bordeaux mixture ) . Rough lemon is resistant to gum disease and produces excellent trees . All these three root stocks are quite vigorous in growth and make ...
... disease , especially in heavy soil . ( This disease can be controlled with bordeaux mixture ) . Rough lemon is resistant to gum disease and produces excellent trees . All these three root stocks are quite vigorous in growth and make ...
Página 65
... disease is first indi- cated by a cracking of the bark , with the base of the crack usually at the bud union , with the bark drying and shelling off and new bark forming underneath . The fungus of this disease also has been isolated by ...
... disease is first indi- cated by a cracking of the bark , with the base of the crack usually at the bud union , with the bark drying and shelling off and new bark forming underneath . The fungus of this disease also has been isolated by ...
Página 66
... disease . If it is determined that certain roots are infected , these may be cut out and destroyed and the wound dis- infected . Prevention of this is about the same as that for scaly bark— that is , keeping free water from about the ...
... disease . If it is determined that certain roots are infected , these may be cut out and destroyed and the wound dis- infected . Prevention of this is about the same as that for scaly bark— that is , keeping free water from about the ...
Índice
MUTUAL ORANGE DISTRIBUTORS | 1 |
Chapter One Pages 14 to | 18 |
Chapter Three Pages 24 to | 26 |
Direitos de autor | |
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Palavras e frases frequentes
acid acre alkaline applied arsenic average black scale branches brown rot bud sports bud union cent Citrus Experiment Station citrus growers citrus industry citrus trees condition cooperative cost Cottonseed meal County cover crops cubic cultivation Department disease districts dusting effective etcetera farm advisor feet fertilizer freeze fumigation fungus furrows gallons girdled grapefruit grove growth heaters heavy inches insects limbs manures markets materials mealybug method moisture mustard Mutual Orange Distributors necessary neutral nitrogen oak root fungus oil spray operations orchard organic matter packed boxes parasite pest control phosphate Photo by Citrus plant food plow sole potash pounds practice production pruning puncture vine red scale red spider Riverside rootstock rough lemon scaly bark scraped sheltered thermometer soil solution sour orange sulphate of ammonia sulphur tankage temperature thrips treatment trunk Tulare County usually Valencia Valencia orange weed windbreak young trees