Fumigation Methods: A Practical Treatise for Farmers, Fruit Growers, Nurserymen, Gardeners, Florists, Millers, Grain Dealers, Transportation Companies, Colleges and Experiment Station Workers, EtcOrange Judd, 1902 - 313 páginas |
Otras ediciones - Ver todas
Fumigation Methods: A Practical Treatise for Farmers, Fruit Growers ... Willis Grant Johnson Sin vista previa disponible - 2015 |
Fumigation Methods: A Practical Treatise for Farmers, Fruit Growers ... Willis Grant Johnson Sin vista previa disponible - 2016 |
Términos y frases comunes
acid and water acid vapor Agriculture air-tight amount of cyanide applied buds building California carbon bisulphid cent certificate CHAPTER chemicals Coquillett cost cubic contents cubic feet cubic foot cyanic acid cyanide per cubic destroyed destruction diameter diffusion door dose effect EMORY FUMIGATOR enclosure Entomologist Experiment Station exposed exposure floor foliage foot of space frame fumi fumigate trees fumigating house grain gramme cyanide gramme per cubic greenhouse handled hight HOOP TENT hydrocyanic acid gas inches injury inspector killed larvæ liquid mealy bug ment method mill minutes moth necessary Never fumigate nursery stock nurserymen orchards peach pests placed plants plum potassium cyanide pounds practical Riverside County rope San José scale scale insect seeds sheet tents shown in Fig side soil South Wales square sulphuric acid temperature tight tion treated treatment Tribolium confusum ventilators vessel vines weevil
Pasajes populares
Página 231 - Inspector and from such formulas as he prescribes for the purpose. 5. The fumigation is to be continued for a period of not less than forty-five minutes. After the expiration of this time, or longer, and when fumigation is complete, the house is to be thoroughly ventilated for fifteen minutes at least. 6. No person is to be allowed to enter the fumigating house until after the ventilation period has expired.
Página 230 - April next, no master or captain of any ship or vessel, or any other person, shall import or bring, or cause to be imported or brought, any negro, mulatto, or other person of color, not being a native, a citizen, or registered seaman of the United States, or seamen, natives of countries beyond the Cape of Good Hope, into any port or place of the United States, which port or place shall be situated in any State which by law has prohibited...
Página 296 - An appeal must be taken within three days from the service of said notice and shall act as a stay of proceedings until it is heard and decided. When the commissioner of agriculture...