What problem is highly associated with moderately fine textured soils on long, steep slopes?

Moderately fine textured soils on long, steep slopes are particularly prone to water erosion due to the combination of soil texture and the steepness of the slope. These soils tend to have a structure that can lead to increased runoff when rainfall occurs. The fine texture can facilitate water movement, but on steep slopes, the force of gravity accelerates the flow of water over the surface. This can result in the removal of topsoil and nutrients, leading to degradation of the soil's health and productivity over time.

Water erosion not only happens from surface runoff but can also involve processes like rill and gully formation, further exacerbating soil loss. While other factors such as wind erosion, nutrient deficiencies, and moisture retention can be concerns in different contexts, the nature of moderately fine textured soils on steep slopes makes water erosion the most significant issue. The combination of slope length, steepness, and soil properties creates an environment where water can easily lead to erosion processes, making it a critical focus for soil conservation efforts.