Bulletin, Volume 2California State Printing Office, 1913 - Agriculture |
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Page 28
... effect a remedy . How- ever , if close observations are made in infested districts and their work discovered the colony may be almost entirely exterminated by the use of a liberal dose of carbon bisulfid applied in cotton or a sponge ...
... effect a remedy . How- ever , if close observations are made in infested districts and their work discovered the colony may be almost entirely exterminated by the use of a liberal dose of carbon bisulfid applied in cotton or a sponge ...
Page 42
... effect . Natural Enemies . The most effective natural enemy is the small dark bug ( Triphleps insidiosus Say ) , which preys upon the nymphs by puncturing their bodies and extracting the contents . The larvae of the green lacewings also ...
... effect . Natural Enemies . The most effective natural enemy is the small dark bug ( Triphleps insidiosus Say ) , which preys upon the nymphs by puncturing their bodies and extracting the contents . The larvae of the green lacewings also ...
Page 122
... effects . ( Fig . 106. ) General Appearance . The female scale is irregular and broadly pear - shaped ; from white to light gray in color . The exuviæ is yellow- ish and from one eighth to one tenth of an inch in length . The male scale ...
... effects . ( Fig . 106. ) General Appearance . The female scale is irregular and broadly pear - shaped ; from white to light gray in color . The exuviæ is yellow- ish and from one eighth to one tenth of an inch in length . The male scale ...
Page 148
... effect . These insecticides should be applied early in the morning and great care taken that they are not strong enough to injure the foliage of tender plants . Clean culture serves to rid them from the fields before planting and to ...
... effect . These insecticides should be applied early in the morning and great care taken that they are not strong enough to injure the foliage of tender plants . Clean culture serves to rid them from the fields before planting and to ...
Page 227
... effects to the consumers . In the spring when harvesting the shoots it is advisable to leave some of them for the beetles to lay their eggs upon ; cutting and burn- ing these before the eggs hatch . Another practice is to keep all the ...
... effects to the consumers . In the spring when harvesting the shoots it is advisable to leave some of them for the beetles to lay their eggs upon ; cutting and burn- ing these before the eggs hatch . Another practice is to keep all the ...
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Common terms and phrases
A. J. COOK acres adult Agriculture alfalfa antennæ aphid aphis Appearance apple arsenate attacks bark black scale Bordeaux mixture brown California caterpillars cent of last citri citrus color Commissioner of Horticulture county horticultural commissioner damage dark disease Distribution eelworm eggs entire Essig feed females flies foliage Food Plants Fresno frost fruit growers fumigation fungus gallons grapes green hatch hoppers host important inch long infested injury Insectary insects irrigation ladybird beetle larva larvæ last year's crop lead arsenate lime-sulphur louse mealy bug mites moth Natural Enemies numbers nursery stock orange orchard P. C. Jr parasites Paris green peach pear pest plant lice pounds present produced prune Pseudococcus pupa quarantine quarantine officer raisins red spider reports roots Sacramento scale insects season seed ship shipment soil southern species spray spring sulphur thrips trees varieties vines vineyards weevil wings winter worms yellow young Zante currant
Popular passages
Page 346 - First. If any substance has been mixed and packed with it so as to reduce or lower or injuriously affect its quality or strength.
Page 346 - misbranded," as used herein, shall apply to all drugs, or articles of food, or articles which enter into the composition of food, the package or label of which shall bear any statement, design, or device regarding such article, or the ingredients or substances contained therein which shall be false or misleading in any particular...
Page 338 - ... periodicals, and other documents containing valuable information relating to horticulture, and to preserve the same; to collect statistics and other information showing the actual condition and progress of horticulture in this state and elsewhere; to correspond with agricultural and horticultural societies, colleges, and schools of agriculture and horticulture, and...
Page 345 - States any such adulterated or misbranded foods or drugs, or export or offer to export the same to any foreign country, shall be guilty of a misdemeanor, and for such offense be fined not exceeding two hundred dollars for the first offense, and upon conviction for each subsequent offense not exceeding three hundred dollars or be imprisoned not exceeding one year, or both, in the discretion of the court...
Page 346 - misbranded" as used herein shall apply to all insecticides, Paris greens, lead arsenates, or fungicides, or articles which enter into the composition of insecticides or fungicides, the package or label of which shall bear any statement, design, or device regarding such article or the ingredients or substances contained therein which shall be false or misleading...
Page 345 - insecticide" as used in this act shall include any substance or mixture of substances intended to be used for preventing, destroying, repelling, or mitigating any insects which may infest vegetation, man or other animals, or households, or be present in any environment whatsoever. The term "Paris green" as used in this act shall include the product sold in commerce as Paris green and chemically known as the aceto-arsenite of copper. The term "lead arsenate...
Page 347 - ... but said sample shall be drawn in the presence of said party or parties in interest or their...
Page 346 - ... partially or completely of an inert substance or substances which do not prevent, destroy, repel, or mitigate insects or fungi and does not have the names and percentage amounts of each and every one of such inert ingredients...
Page 346 - That no dealer shall be prosecuted under the provisions of this act when he can establish a guaranty signed by the wholesaler, jobber, manufacturer, or other party residing in the United States, from whom he purchases such articles, to the effect that the same is not adulterated or misbranded within the meaning of this act, designating it.
Page 346 - ... under this provision if the standard of strength, quality, or purity be plainly stated upon the bottle, box, or other container thereof although the standard may differ from that determined by the test laid down in the United States Pharmacopoeia or National Formulary. Second. If its strength or purity fall below the professed standard or quality under w*hich it is sold.