Sources of further information and advice

Many biotechnology companies and universities are evaluating the performance of transgenic plants containing different disease resistance genes in the US. The interested reader may consult http://www.nbiap.vt.edu/cfdocs/fieldtests1.cfm.

For general information on growth of transgenic crops all over the world and current trends it is recommended that the reader consult ISAAA

Useful sites with information on patents include the US Patent office (https://www.wipo.int/pct/en/official_notices/index.html) and an extensive site supported by IBM (http://www.patents.ibm.com/). For information on losses caused by pests and in general on world agriculture, the reader is referred to the excellent web site of FAO (http://www.fao.org/in-action/inpho/crop-compendium/pests/en/). The books by D. Hornby and E.C. Oerke included in the list of references are particularly recommended for further reading.