Taipei Grass Frog and the Gentle Farmer's Way: Moderate Disturbance Is Just Right General News Jan 1, 1970 0 views Moderate Disturbance Is Just Right: A Gentle Farmer's Way for the Taipei Grass Frog Share +1 Tweet EmailEarly farmers, when clearing the land, used local igneous rock, taking materials on site to build stone-revetted terraced field slopes. (Photo courtesy of Alibang Farm) Share +1 Tweet Email