Generally, lowland soils are younger than upland soils due to deposition and erosion processes in low-lying areas. Lowland soils are often formed from recent sediments and are more fertile, while upland soils have had more time to weather and develop, making them older and potentially more nutrient-poor.
If you are talking about Asian rice, it is all the same species, just different varieties. In fact there are 1000's of varieties of rice grown in both upland and lowland systems. Lowland rice is grown in fields that can be flooded and they are either rain-fed or irrigated. Upland rice is grown without flooding usually on hillsides in more mountainous regions. Different countries and regions have their own preferences for varieties of rice.
Germany.
Lake Superior Lowland Northern Highland Central Plain Western Upland Eastern Ridges and Lowlands
Belgium
The six major land regions of Ukraine are the Carpathians, the Crimean Peninsula, the Dnieper Upland, the Black Sea Lowland, the Azov Lowland, and the Volhynia-Podillia Upland. Each region has its own unique geography and contributes to the diverse landscapes of Ukraine.
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The mountainous area is cooler that the lowland area.
Germany is the country in Europe that is almost equally divided between a North European Lowland landform in the north and a Central Upland landform in the south. The North German Plain covers the northern part of the country, while the Central Uplands (or Mittelgebirge) region covers the central and southern parts of Germany.
One important feature of the state of Rhode Island is that it is divided in to two regions one is called the New England Upland and the other is called the Coastal Lowland. The coastal lowland is often called the Narragansett Basin.
The address of the Historic Upland is: 217 Eighth Street, Upland, PA 19015
A tropical upland climate is characterized by cooler temperatures due to higher elevations in tropical regions. This climate typically experiences mild to warm temperatures year-round, with distinct wet and dry seasons. Precipitation is usually higher than in lowland tropical climates.