 Fumigation Methods By WILLIS G. JOHNSON. A timely up-to-date book on the practical application of the new methods for destroying insects with hydrocyanic acid gas and carbon bisulphid, the most powerful insecticides ever discovered. It is an indispensable...  (The) Peanut Plant ...por B. W. Jones - 1920 - 69 páginasVista completa - Acerca de este libro
 | Peter Henderson - 1911 - 346 páginas
...5x7 inches. Cloth, . . . $1.50 Fumigation Methods By WILLIS G. JOHNSON. A timely up-to-date book on the practical application of the new methods for destroying insects with hydrocyanic acid gas and carbon bisuiphid, the most powerful insecticides ever discovered. It is an indispensable book for farmers,... | |
 | Elisha Benjamin Andrews - 1913 - 490 páginas
...pages. 5x7 inches. Cloth $1.50 Fumigation Methods By WILLIS G. JOHNSON. A timely up-to-date book on the practical application of the new methods for destroying...an indispensable book for farmers, fruit growers, nurserymen, gardeners, florists, millers, grain dealers, transportation companies, college and experiment... | |
 | Henry Flagg French - 1915 - 424 páginas
...pages. 5x7 inches. Cloth $1.50 Fumigation Methods By WILLIS G. JOHNSON. A timely up-to-date book or the practical application of the new methods for destroying...gardeners, florists, millers, grain dealers, transportation coir, panics, college and experiment station workers, etc. Illustrated. 313 pages. 5x7 inches. Cloth.... | |
 | Samuel Bowne Parsons - 1917 - 232 páginas
...pages. 5x7 inches. Cloth $1.50" Fumigation Methods By WILLIS G. JOHNSON. A timely up-to-date book ot the practical application of the new methods for destroying...gardeners, florists, millers, grain dealers, transportation com panies, college and experiment station workers, etc. Illustrated. 313 pages. 5x7 inches. Cloth.... | |
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