Mmetụta ọsọ a na-ewu ebe a na-ewu ụlọ na ọkara nke afọ, chọrọ ịrị elu. Ya mere, site n’etiti na mbubreyo October, ndị na-elekọta mmadụ nchara gosipụtara mgbada na-aga n’ihu nke oge asaa, na-agbasa ọkwa kachasị nta n’oge afọ.

Dika data nlekota, si rue n’onwa iri-ato n’ime onwa iri-n’onwa nke iri-ato nke 2018, aka ahia nke igwe n’obodo n’obodo 29 n’ime isi obodo bu 7.035 nde, mbelata nde tọn 168,000 site na izu gara aga, mbelata nde 1.431 site na otu oge nke ikpeazụ. ọnwa, ma e jiri ya tụnyere Machị 9, 2018. N’ụbọchị, ọnụ ọgụgụ kachasị elu nke nde ton iri na asaa nke nde iri isii na iri iteghete belatara nde 10.618, mbelata 60%, na mbelata 186,000 tọn ma e jiri ya tụnyere otu oge n’afọ gara aga.

Na mgbakwunye, ihe ndebiri nke ihe eji arụ ụlọ na akwa bekwara maka izu asaa asaa. Dika data siri di, n’ime onwa iri-ato n’ime onwa iri-abuo n’ime onwa iri-ato n’ime onwa iri-ano na ala 9.4% site na otu ihe emere n’onwa mbu rue ala 9.4% site na otu. oge nke afọ gara aga. Akụ ndị rebar dị n'obodo ukwu bụ 2,408,300 tọn, gbadara 99,200 ton site na izu gara aga, gbadaa 22.26% site na otu oge nke ọnwa gara aga yana 9.76% sitere n'otu oge ahụ n'afọ gara aga. Ngwa ahịa nke ọkara na arọ dị na obodo ndị dị mkpa na China bụ 960,000 tọn, gbadaa puku 16,000 site na izu gara aga, gbadata 10.12% site na otu oge nke ọnwa gara aga yana 2.95% sitere n'otu oge gara aga.