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( 192 U. S. DEPARTMENT OF AGRICULTURE . Manual de levantamiento de suelos . Trad . inglés . Caracas , Venezuela , Dirección de Recursos Naturales Renovables , 1965 . 646 P. US $ 4.45 . ( Agriculture Handbook ( 193 no . 18 ) . | |
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Wood Handbook USDA . Agriculture Handbook 72. 1955 . 528 P. U. S. FOREST PRODUCTS LABORATORY . Wood Handbook . U. S. Depart ment of Agriculture . Agriculture Handbook N ° 227 . 1955 . 167 P. Wood Handbook . culture Handbook N ° 72 . | |
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Washington , D. C. , U. S. Department of Agriculture . Farmers ' Bulletin no . 1789 . 1943. 60 p . 5 . 6 . 7 . 8 . 9 . 10 . 11 . 12 . 13 . 14 . 15 . 16 . KING , H. W. Handbook of hydraulics for the solution of hydraulic prob- lems . | |
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Washington , D.C. United States Department of Agriculture , Agriculture Handbook 153 . 1959. 277 pages . U. S. Bureau of Plant Industry Soils and Agricultural Engineering . Soil Survey Manual . Washington , D. C. U. S. Department of ... | |
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Washington , D.C. , U.S. Department of Agriculture , Agriculture Handbook no . 495 , 1976. 40 p . 7 . Tropical yams and their potential . 4. Dioscorea ro- tundata and Dioscorea cayenensis . Washington , D.C. , U.S. Depart- ment of ... | |
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New York , McGraw - Hill Book Co. , Inc. 1936 . ... FOOD AND AGRICULTURE ORGANIZATION vation International Study . ... A manual on Conservation of Soil and Water ; Handbook for Professional Agricultural Workers . | |
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New York , McGrawHill Book Co. , Inc. 1936 . BENNETT , HUGH HAMMOND . ... FOOD AND AGRICULTURE ORGANIZATION OF THE US . national Study . ... A manual on Conservation of soil and water ; Handbook for Professional Agricultural workers . | |
 | Pedro A. Sánchez, Edilberto Camacho - 1981 - 650 páginas
Centre for Agricultural Publications and Documentation , Wageningen , Netherlands , 1970 . SOIL SURVEY STAFF . ... U.S.D.A. Agriculture Handbook 436 , Soil Conserva- tion Service , Washington D.C. 1975 , 754 p . | |
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Fig Growing in the South " . U.S. Dept. of Agriculture . Agr . Handbook No. 196. Mashington . 40 wo LITERATURA CONSULTADA January , 1963. " A revision of the Scale Insects of Florida " . State Plant Board of Florida , Bulletin No. 1 . | |
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U.S. Dept. of Agriculture . Agr . Handbook No. 196. Washing ton , D. C. MERRIL . G. B. 1963. A Revisión of the Scale Insects of Florida . State Plant Board of Florida , Bulletin No. 1. Gainesville , Florida . 4. | |
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