Which aspect of soil is most crucial for determining crop suitability?

Soil fertility is the most crucial aspect for determining crop suitability because it directly impacts the nutrient availability that plants require for growth and development. Fertile soil contains adequate levels of essential nutrients such as nitrogen, phosphorus, and potassium, which are vital for plant health.

The balance of macronutrients and micronutrients significantly influences crop yield and quality. While other aspects such as moisture retention, texture, and temperature are important in relation to how the plants access those nutrients and how well they can grow, fertility is fundamental because without the right nutrient composition, crops cannot thrive regardless of other favorable conditions. Therefore, assessing soil fertility is essential for making informed decisions about crop management and sustainable agricultural practices.