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发表于 2025-3-28 15:01:59
time-series archived soil data collected from the surveys in 1967/68 (S1), 1994/95 (S2), and 2016/17/18 (S3). Herein the first (P1: 1967/68–1994/95) and second period (P2: 1994/95–2016/17/18) correspond roughly to the distinctive periods of GR implementation: slow yield growth during P1 and rapid yi