ANIMAL PRODUCTION SYSTEMS RESEARCH : GTZ's EXPERIENCES AND PROSPECTS INTRODUCTION Günter Kleemann1 The government - owned Deutsche Gesellschaft für Technische Zusammenarbeit mbH ( GTZ ) was founded in 1975 with the legal status of a ...

POLICY IMPLICATIONS Research organization and progress in crop and animal production for small farmers in Central America has progressed substantially in the last few years . The experience gained thus far indicates that there are ...

Kang , B.T .; Reynolds , L. , y Atta - Krah , A.N. ( 1990 ) Alley farming . ... Forage legumes for energy efficient animal pro- duction . ... Knowles , R.L. ( 1991 ) New Zealand experience with silvopastoral systems : a review .