agriculture5
agricultural practices2
cuenca de Lago Titicaca, Andes1
Agriculture -- Capital productivity -- New York (State) -- History -- 19th century1
Agriculture -- New York (State) -- History -- 19th century1
American History1
Anaerobic digestion1
Ancient grains1
Andean archaeology1
Andes1
Archaeology -- ancient agricultural practices1
Bologna1
Botanical gardens -- United States1
Changing food practices 1
Chenopodium 1
Chenopodium pallidicaule1
Crop rotation1
Crop science -- New York (State) -- History -- 19th century1
Cultural Anthropology1
Eastern North American archaeology1