Introduction to plant resources: In the water area of ​​the protected area, plants of the family Polygonaceae, Ceratophyllaceae, Nymphaeaceae, and Lemnaceae are mainly distributed; in swamps, plants of Typhaceae, Gramineae, and Cyperaceae are mostly distributed; terrestrial plants Plants include those growing in farmland, sand dunes, salt marshes, wastelands, around lakes and along the Yellow River embankments.