00717 c  a2200169   450000500170000000800420001702000210005902000210008002000210010110000190012224500970014126000630023830000370030150400210033850501490035965000390050820150224114123.0a080130t19781978us            000 0 eng u  a0713702013 (v.2)  a0913702080 (v.3)  a0913702005 (V.4)1 aThomson, W. T.10aAgricultural chemicals : bBook IV- FUNGICIDES 1979-80 REVISION / cWilliam Thomas, Thomson.  aUnited States of America: bThomson publications, cc1979.  av. xiii, 176 p. :bil. ;c23 cm.  aIncluye Glosario0 aContenido :gV.2. tHerbicides.-- gV.3. tFumigants, GrowthRegulators, Repellents, and Rodenticides.-- gV.4. tFungicides 1979-80revisión.-- 4aProductos químicos xAgricultura