Crop growth and Yield Calculator Relative Growth Rate (RGR) Calculator Krishicode February 22, 2026 (Last updated: March 17, 2026) 0 comments Relative Growth Rate (RGR) Calculator (Plant Breeding / Agronomy Growth Analysis) Formula Used: RGR = (ln W2 − ln W1) ÷ (t2 − t1) Unit: day−1 Dry Matter at First Sampling, W₁ (g): Dry Matter at Second Sampling, W₂ (g): First Sampling Day, t₁ (days): Second Sampling Day, t₂ (days): Calculate RGR Result: Relative Growth Rate (RGR): — Post navigation Previous: Biomass Accumulation CalculatorNext: Crop Growth Rate Calculator Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment. Related Stories Crop growth and Yield Calculator Crop Growth Rate Calculator Krishicode February 22, 2026 0 Crop growth and Yield Calculator Biomass Accumulation Calculator Krishicode February 22, 2026 0 Crop growth and Yield Calculator Leaf Area Index (LAI) Calculator Krishicode February 22, 2026 0