Utilizing the biological character of Kosteletzkya virginica has been carried out in the experiment of planting Kosteletzkya virginica in the coastline saline soil of Yellow River delta.

Taking a badly seashore saline land in the city of Tangshan as an example,adopting some measures,such as sowing by seed-bases to breed seedlings,building stair-fields,transplanting seedlings in carrying soil columns etc,a new technology of seed-base for afforesting was developed in seashore saline land.

The study was based on the pure black locust forest of 23a on the coastal saline-alkali soil, the growth rule of black locust was studied, the correlation of rainfall and temperature between growth rule as well.

Introduce the Nitraria tangutorum from Xinjiang,artificial planting it in the Yellow River delta inshore saline,research on the adaptability and salt resistance capability in the coastal saline,study it’s ecological functions on the seashore saline and planting for demonstration.