Progress in the utilization of urea-ammonia treated crop residues: biological and socio-economic aspects of animal production and application of the technology on small farms

摘要

Treatmentoffibrouscropresiduesusingureaasasourceofammoniaisatechnologyeasilyhandledbysmallfarmers.However,adoptionofthetechnologyhasbeenslow,exceptinChina.Inthefirstpartofthispapertheconditionsforbiologicallyefficientresultsintermsofanimalproductionarediscussed.Drawingonexperiencesfrommainlytwocountries(ChinaandBangladesh),importantconditionsforfarmeruptakeincludingsocio-economicfactorsarediscussedinthesecondpart.Withintheframeworkofthepapertheyarefoundtobelandtenure,ruralenergysupplyandthepoliticalandadministrativesituation.Itisconcludedthatastrongfarmer'sperspectiveinboththeresearchandextensionphasesfacilitatessuccessfuladoption.Thediscussionalsoimpliesthatsecurelandtenurerightsareanimportantconditionforuptakeoftechnologiesbysmallholderfarmers.