The leaf area of a tomato plant is an important factor in its overall growth and productivity. On average, a mature tomato plant can have leaves with an area ranging from 50 to 100 square centimeters (cm²) per leaf. The leaf size can vary within the plant, with larger leaves typically found near the base and smaller leaves higher up on the plant. The leaf area tends to increase significantly during the plant's vegetative growth stage and may stabilize or even slightly decrease during the reproductive stage. Environmental factors such as light, temperature, and soil fertility can also influence the overall leaf area of a tomato plant. The leaf area is crucial for the plant's photosynthetic capacity and ability to capture sunlight and produce the necessary carbohydrates for growth and fruit development.

thanks but how to use the formula Ln(LA) = 1.038 + 0.89 ln(X)