Low, fluctuating from 6m to10m. The soil-forming field is alluvial deposits of the Yangtze River in modern times, and a few are lake deposits. Therefore, the soil-forming sand layer is very thick, and the texture is mostly light soil sand, mostly lime reaction. The pH value is 5.6-8, the fertility is poor, the arable property is good, the organic matter content is the third, and it lacks phosphorus and potassium.
Laozhou Town belongs to Yaochen Lake Basin, surrounded by water and naturally isolated from other areas. It is adjacent to the Yangtze River in the southeast, with 28.2 kilometers of golden waterway, and 24.5 kilometers of main canal flows around the embankment into Yaochen Lake in the north. There is Dongsheng River in the town, which flows from west to east. The whole town has a water surface of more than 6,000 mu, with abundant surface water resources, little development and utilization of underground water resources, and no underground mineral resources have been discovered. Laozhou Town has a humid monsoon climate with mild climate, abundant sunshine and rainfall. The annual average climate 16- 16.5℃, the annual extreme maximum temperature 40.5℃, the annual extreme minimum temperature 12.5℃, and the average frost-free period is 257 days.
The town is a concentrated rainfall area in Zongyang County, with rainy spring and summer, rainy autumn and dry winter with little rain and snow. The average annual rainfall is generally 65,438+0,300-65,438+0,356 mm, and the average annual rainfall in the flood season (May-September) is 839 mm. ..