What is the ideal pH range for most crops?

Prepare for the Montana FFA Agronomy Test with detailed quizzes and explanatory questions. Enhance your understanding and get exam-ready with our structured study aids.

The ideal pH range for most crops is typically between 6.0 and 7.5. This range is considered optimal because it allows for the best availability of nutrients for plant uptake. In slightly acidic to neutral soils, essential nutrients such as nitrogen, phosphorus, and potassium are more soluble and accessible to plants.

A pH lower than 6.0 can lead to an increased availability of toxic elements like aluminum, which can harm crop growth. Conversely, soil pH above 7.5 can result in nutrient deficiencies, particularly of micronutrients like iron and zinc. Therefore, maintaining soil pH within the 6.0 to 7.5 range is crucial for maximizing crop productivity and health.

Other options indicate pH levels that fall outside this ideal range, which can negatively impact the growth of many crops.

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