sentences:  Those parts of the groundworks that had not been removed during the following decades have now mostly been converted to a biotope, providing shelter for the local fauna and flora and offering a distant reflection of what the Sulm valley bottom had been before it was diverted to the present intense agricultural use.The soil of the Sulm valley is rich, and its economy is characterized by agriculture (mostly maize, but recently also alternative crops) and - on the hillsides and in the Sausal mountain range - also wine with an excellent quality.A key vegetable product (not only of the Sulm valley but of the entire region) is pumpkin seed oil, an EU-protected specialty.