Flatwood soils are upland soils formed from marine sediments.

Their suspicions arose from the fact that many highly weathered upland soils are inherently low in phosphorus and are acidic.

The upland soil was thin and the grain was not flourishing there as it had on Tahrn.

A total of 15,886 hectares or 26% of the municipality's total land area is covered by upland soils.

However, most of the merchantable mockernut grows on moderately fertile upland soils.

The tree grows quickly, and grows well in poor upland soils.

The upland soil being shallow, the villagers are generally confined to the banks of the streams and are far away from one another.

The city itself was located among abundant fertile upland soils, and may have dominated a natural east-west trade route across the Yucatan Peninsula.

These upland soils support mixed pine and hardwood forest over most of the preserve except in the southwest corner which has pure stands of pine.

The preferred habitat of this animal is in upland soil where grease wood is.