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      Enhancing biocontrol agents and handling risks [Proc. of the NATO Advanced research workshop on enhancing biocontrol agents and handling risks, 9-15 June 2001, Florence, Italy] Ed. by Maurizio Vurro [et al.]:
      Фитонематодите в България / Шела Каталан-Гатева:
      100 ot?zok a odpoved? z ochrany ovocn?ch drev?n a vini?a Juraj Matl?k:
      A Comprehensive bibliography of the genus Argyresthia H?bner, 1825- Argyresthiidae; Lepidoptera By Muhammad Ahmad Khan, Hans-Peter Plate u. Volkhard K?llner:
      Agricultural entomology and pest control S. Pradhan:
      A growing problem Pesticides a. the Third World poor By David Bull:
      A prim?r?k v?delm?ben (A z?lds?g-?s d?szn?v?nyhajtat?s n?v?nyeg?szs?g?gye) Budai Csaba, Cs?lle Istv?n:
      A Report on the use of DDT in the Province of Ontario Prep. by the Ontario pesticides advisory board:
      A treatise on phytonematology P. Parvatha Reddy:
      Biological and biotechnological control of forest pests Proc. of the Nation wide conf. with intern. participation, Sept. 10-12, 1985, T?bor Czech comm. of the Forest soc. of Czechoslovak soc. for science a. technology etc.:




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