Homegarden agroforestry in Bangladesh. A case study in Rangpur district

agroforesteria agroforesterie agroforestry bangladesh biodiversidad biodiversity cropping systems cultural methods domestic gardens economic value exploitation agricole explotaciones agrarias farm income farm inputs farms fruit crops frutales fuel crops ganado hogares households huertos familiares insumos agricolas jardin familial land use livestock mode de culture moyen de production agricole multipurpose trees perennials plant production plantas perennes production du bois revenu de l'exploitation sistemas de cultivo tendance tendencias trends utilisation des terres wood production