TY - GENERIC DO - 10.20944/preprints202212.0052.v1 UR - http://dx.doi.org/10.20944/preprints202212.0052.v1 TI - Effect Of Adding Different Quantity And Sizes Of Volcanic Ash On Improving Some Hydro-Physical Properties Of Vertisol in Houran Plain (Syria) T2 - Preprints AU - Ahmad, Iman AU - Salim, Suleiman AU - Jaafar, Abd Al Karim Ahmad PY - 2022 DA - 2022/12/02 PB - Preprints