Each time any crop is harvested on that piece of field, the Lime value is reduced by 1/3. The value reaches 0 after exactly three harvests. Once it reaches 0, that particular piece of field now requires Lime.
Each time any crop is harvested on that piece of field, the Lime value is reduced by 1/3. The value reaches 0 after exactly three harvests. Once it reaches 0, that particular piece of field now requires Lime.