Original ResearchPublished 29 September 2026Seasonal differentiation and drivers of vertical soil moisture variation in farmland of the middle Heihe RiverWenye Li · Wenpeng Li · Yuejun Zheng · Haoming Wang · Xinlei He · Xusheng Wang · Yan Wen · Rongchang Zhao · Jiayin LuFrontiers in Earth Sciencedoi 10.3389/feart.2026.1880109