Demeter International
Biodynamic Federation Demeter International bụ ụlọ ọrụ asambodo kachasị maka ọrụ ugbo biodynamic, aha ya bụ ntụaka maka Demeter, chi nwanyị Gris nke ọka na ọmụmụ.  Ọ bụ nche anwụ na-anaghị akwụ ụgwọ nwere ndị otu 46 na mba 36 gburugburu ụwa, na-anọchi anya ma mmegharị biodynamic zuru ụwa ọnụ yana ugbo biodynamic nke Demeter gbaara agba.  Nzukọ ahụ na-agụnye òtù 19 na-akwado Demeter, na ndị ọzọ nke asambodo na-eme site na mba asambodo kọmitii.  A na-eji Asambodo Demeter Biodynamic n'ihe karịrị mba 65 iji nyochaa na ngwaahịa biodynamic na-agbaso ụkpụrụ mba ụwa na mmepụta na nhazi.[1][2]  Ewebatara ma debanye aha akara Demeter dị ka ụghalaahịa na 1928, yabụ na nke a bụ akara izizi gburugburu ebe obibi maka nri ndị emepụtara.[3][4]

Mmalite nke Demeter bụ nkwado maka nhazi ngwaahịa nke ọrụ ugbo biodynamic nke e kere na Berlin, Germany, na 1927. Demeter bụ ụghalaahịa e debara aha na 1928. Demeter bụ onye German agronomist Erhard Bartsch bụ onye na-eduzikwa Experimental Circle of anthroposophical. biodynamic) ndị ọrụ ugbo, na ndị ahọrọla aha Demeter, yana onye German chemist Franz Dreidax.  Dreidax bụ maka mmepe nke njirisi Demeter na njikwa mma