The Shipley Collection of Scientific Papers, Том 1641833 |
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Страница 302
... gallons 8 gallons water 24 gallons 4 pounds This spray is mixed as the preceding , and the iron sulphate after being dissolved is added directly to the diluted mixture in the tank . The above spray is especially recommended for late ...
... gallons 8 gallons water 24 gallons 4 pounds This spray is mixed as the preceding , and the iron sulphate after being dissolved is added directly to the diluted mixture in the tank . The above spray is especially recommended for late ...
Страница 303
... gallons of water to 1 gallon of stock solution For 5 % strength add 125 gallons of water to 1 gallon of stock solution For 7 % strength add St gallons of water to 1 gallon of stock solution For 10 % strength add 5 gallons of water to ...
... gallons of water to 1 gallon of stock solution For 5 % strength add 125 gallons of water to 1 gallon of stock solution For 7 % strength add St gallons of water to 1 gallon of stock solution For 10 % strength add 5 gallons of water to ...
Страница 304
... gallons 7 pounds 10 gallons Fill spray tank with the required amount of water ; add the caustic soda , which has been dissolved in a small amount of water and then the distillate . Keep agitator going rapidly while applying the spray ...
... gallons 7 pounds 10 gallons Fill spray tank with the required amount of water ; add the caustic soda , which has been dissolved in a small amount of water and then the distillate . Keep agitator going rapidly while applying the spray ...
Чести термини и фразе
abdomen abdominal segment adult antennæ ants aphid Aphis Appearance apple arsenic attacked body breeding brood buds California caterpillars cells cent citrus cocoons colonies color Commissioner cornicles cyanide damage deposited destructive Distribution dorsal early eggs Entomologist erichsonii Essig Family feed femora flies foliage Food Plants fruit fumigation gallons genus green hatch head hibernate History horticultural host inch long infested instabilis ladybird beetle larch Larch Sawfly large numbers larva larvæ lateral leaves legs Linn louse maggots male mealy bug mermithergates mites mosquitoes moth muscles Natural Enemies nest numbers observations Orasema orchards ovipositor P. C. Jr parasites Paris green pest Pheidole plant lice Plate Polyederkrankheit pound pseudogynes pupa pupæ pupal pupate quarantine Raupen sawfly scale insects southern species specimens spiracles spray spring stage summer surface thorax thrips Throughout the entire trees usually ventral winged female winter workers yellow young