TY  - BOOK
AU  - Sievers, A. F.
ED  - EUA. Department of Agricualture
TI  - Studies on the possibilities of devil´s shoestring (tephrosia virginia) and other native species of tephrosia as commercial socierces of insecticides
U1  - PA-C 632 B85 
CY  - Washington
PB  -  USDA
KW  - Fitopatología
KW  -  colecciones de escritos
KW  - Insecticidas
KW  - Tephrosia como insecticida
KW  - Tephrosia virginiana
N1  - Enc. con impresos similares
ER  -