[1] Leibniz Ctr Agr Landscape Res ZALF eV, Inst Land Use Syst, Muncheberg, Germany
[2] Leibniz Ctr Agr Landscape Res ZALF eV, Inst Socioecon, Muncheberg, Germany
[3] Sokoine Univ Agr, Dept Agr Econ & Agribusiness, Morogoro, Tanzania
[4] Univ Hohenheim, Inst Plant Prod & Agroecol Trop & Subtrop, Stuttgart, Germany
[5] Univ Hohenheim, Inst Biol Chem & Nutr, Stuttgart, Germany
[6] Agr Council Tanzania, Dar Es Salaam, Tanzania
[7] Humboldt Univ, Landwirtschaft Gartner Fak, D-10099 Berlin, Germany
[8] German Dev Inst, Dept Competitiveness & Social Dev 2, Bonn, Germany
[9] Leibniz Ctr Agr Landscape Res ZALF eV, Inst Landscape Hydrol, Muncheberg, Germany
[10] MVIWATA Tanzania, Natl Network Farmers Grp Tanzania, Mwanza, Tanzania
[11] Leibniz Univ Hannover, Inst Environm Econ & World Trade, Hannover, Germany
[12] Univ Hohenheim, Inst Soil Sci & Land Evaluat, Hohenheim, Germany
[13] Bornholmerstr 89 A, D-10439 Berlin, Germany
[14] Int Food Policy Res Inst, Washington, DC 20036 USA
[15] Sokoine Univ Agr, Dept Agr Engn & Land Planning, Morogoro, Tanzania
[16] German Inst Trop & Subtrop Agr, Witzenhausen, Germany
[17] Leibniz Ctr Agr Landscape Res ZALF eV, Inst Landscape Syst Anal, Munich, Germany
[18] Int Ctr Res Agroforestry, Nairobi, Kenya
[19] `Leibniz Ctr Agr Landscape Res ZALF eV, Muncheberg, Germany
[20] Agr Res Inst, Mwanza, Tanzania
[21] Tanzania Federat Cooperat, Dar Es Salaam, Tanzania
[22] Sokoine Univ Agr, Dept Anim Sci & Prod, Morogoro, Tanzania
[23] Minist Agr Food & Cooperat, Natl Food Secur, Mwanza, Tanzania
[24] Univ Hohenheim, Inst Agr Engn, Mwanza, Tanzania
[25] Potsdam Inst Climate Impact Res Climate Impacts &, Potsdam, Germany
[26] Sokoine Univ Agr, Dept Food Sci & Technol, Morogoro, Tanzania
[27] Sokoine Univ Agr, Inst Continuing Educ, Morogoro, Tanzania
[28] Sokoine Univ Agr, Dept Dev Studies, Morogoro, Tanzania