 Modern ndia, osisi ozuzu, agrochemicals dị ka ọgwụ na-fatịlaịza, na nkà na ụzụ na nmepe nwere ọtụtụ ikpe sharply ụba zaa si cultivation, ma notu oge ahụ mere ka ebe nile ebe obibi mebiri na-adịghị mma ụmụ mmadụ ọrịa mmetụta. 