Potato is an important commodity for livelihood in many parts of Ethiopia.Potato producers in Ethiopia face sophisticated marketing challenges, including inadequate access to market and low amount of marketed surpluses due to subsistence-oriented production of potato.The study aimed to identify factors that determine the market participation and it
Under the influence of underground water with high concentration of sulfate, several vertical shafts in the Huang-Huai region are seriously corroded but have varying degradation degrees in different parts.Taking the auxiliary shaft Portable Dishwasher of Lin-Huan coal mine as the research subject, the mechanism of this phenomenon was studied.Then,
Groundwater recharge has been calculated of Duhok Dam District, Kurdistan region of Iraq by using soil water balance parameters, because of limited sources of water.The study area of 228.96 km2.The main purpose of this paper is to apply a water balance concept with using (https://livingatlas.arcgis.com/waterbalance/) website data models in the Duho