Mepụta ụdị nke ahịrịokwu a nke dị mgbagwoju anya Akwụkwọ mpịakọta na-enye obere ikpughe na ìhè anyanwụ, ya mere ha na-ekpo ọkụ na-ebelata nke a na-ebelata evaporation na ichekwa mmiri fọdụrụ na osisi ahụ.
N'ezie, ụdị okwu dị mgbagwoju anya nke ahịrịokwu ahụ bụ "Akwụkwọ mpịakọta na-enye obere ikpughe na ìhè anyanwụ, ya mere, a na-ekpo ha ọkụ na-ebelata nke a na-ebelata evaporation ma na-echekwa mmiri fọdụrụ na osisi ahụ ma na-apụta na akwụkwọ nke ọtụtụ monocotyledons ma eleghị anya a kacha mara na ahịhịa. "