Two of the ground-to-ship missiles were fired from near the north korean city of wonsan , a spokesman for south korea 's joint chiefs of staff said .
韩国参谋长联席会议发言人说,两枚地对舰导弹是从朝鲜元山市附近发射的。
At cooperative farms across the country , the government doles out fuel , seeds and fertilizer , and farmers pay the government back for the supplies , said kang su ik , a professor at wonsan agricultural university .