1. Ally plowing quickly cause erosion and a significant decrease in soil fertility . 2. As such, organic matter build-up in soil usually positively impacts soil fertility . 3. Alfalfa also plays an important role in restoring and sustaining soil fertility . 4. As chemistry developed, it was applied to the investigation of soil fertility . 5. Critical to resources, soil fertility is critical to a successful agricultural economy. 6. The wildebeest benefit the ecosystem by increasing soil fertility with their excreta. 7. Elsewhere, soil management practices may not have any effect on soil fertility . 8. His major interests of study included soil bacteriology, soil fertility and soil survey. 9. "And knowledge isn't limited in the way that, say, soil fertility is ." 10. This is roughly a 10 fold increase in soil fertility based carrying capacity.
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