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| Goodlass, G.; Halberg, N.; Verschuur, G.W.; Hanegraff, M.C.. |
| Of 241 questionnaires sent out to 20 countries 55 completed forms were returned. No information could be obtained about systems in Portugal or the USA. The subject of nutrients was covered by 91% of systems, pesticides 38%, energy 29% and other subjects including wastes 44%. Nearly half of the systems covered more than one subject, the most common single subject system was nutrients. The arable sector was covered most often by the systems (76%), with dairy (62%) and pig (56%) the most prominent of the livestock sectors. The respondents judged that 65% of systems were at least moderately effective in improving the ratio of inputs to outputs. The highest levels of ratio reduction tended to occur with systems which included the livestock sectors or... |
| Tipo: Report |
Palavras-chave: Environmental aspects Education; Extension and communication Farm nutrient management. |
| Ano: 2001 |
URL: http://orgprints.org/13117/1/13117.pdf |
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