What is the specialty of Susong? Please tell me what you know! Hmm. How interesting

Xu Ling and Dongxiang in Susong, Anhui are rich in Maling melon seeds. The flesh of melon is dividend-paying, yellow and white, and it tastes sweet. The shell of melon seeds is thin and fragrant. When Zhu Yuanzhang and Chen Youliang fought a decisive battle in Poyang Lake, General Shi Liang, a local, led reinforcements with hay to fight. After eating, the morale of the soldiers doubled, and Ma Niangniang's products were full of praise. After Nanjing established its capital, Ma personally named melon Maling melon and melon seeds as a tribute. After the general, he was appointed prime minister of animal husbandry.

Pteridium aquilinum is generally one meter high, with long and horizontal roots and dark brown fluff. In early spring, the new leaves are fist-rolled and three-pronged. The stems and leaves are tender and covered with white fluff, which is the harvest time. The petiole is 30- 100 cm long, and the leaves are triangular, 60- 150 cm long and 30-60 cm wide. Pinnate division 2-3 times, and the lower pinna is opposite. Brown sporangium is continuously born on the edge of leaves, with double-layer capsule.