Nicotine Sulphate in a Dust Carrier Against Truck-Crop Insects
The book Nicotine Sulphate in a Dust Carrier Against Truck-Crop Insects was written by author Campbell, Roy E. [from Old Catalog] Here you can read free online of Nicotine Sulphate in a Dust Carrier Against Truck-Crop Insects book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Nicotine Sulphate in a Dust Carrier Against Truck-Crop Insects a good or bad book?
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A trial of the nicotine sulphate dust on the onion thrips killed from 87 to 97 per cent. A trial on a commercial scale, using the hand- 10 Circular ITA, U. S. Dept. of Agriculture. operated bellows duster (fig. 4) showed that one man could cover from 2i to 3 acres a day, using from 40 to 50 pounds per acre, which made a total cost, including labor at $3.50 per da^J^, of from $6 to $7 per acre. . A field of seed onions near by, of similar size but planted in 24-inch rows, was sprayed with a trac...tion sprayer, which had a stationary boom covering five rows at a time. With this outfit it was possible to cover up to 6 acres a day, although this depended on the dis- tance it was necessary to go for water to refill the tank. An average of 150 gallons of spray per acre was used (with a weight of 1,200 pounds) . The total average cost per acre, including hire of team and Fig. 4 — Du«tiug ouious with banU-yperated bellows duster. two men, was $4.40, and this amount would be approximately doubled for the bulb onions, grown in the 12 to 14 inch rows.
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