In July 23, 2014, in the Dongchangfu District of Shandong city of Liaocheng Province, Zhang Lu Ji Zhen Hua Yuan Cun, Li Hua students, Yan Xiangjun in the field soil sampling.

During the summer, Shandong Agricultural College of Liaocheng University 30 college students into the field of plant protection specialty in Liaocheng City, area of different soil sampling test, according to the soil fertilizer and crop growth needs fertilizer quantity, guiding farmers reasonable use of fertilizer, improve the utilization rate of fertilizer, thereby improving soil quality, increase production efficiency the purpose of. At present, they collected 720 soil samples, involving more than 120 villages, making fertilizer recommendations "card" in 9 early free to farmers. Summer students participation in scientific activities in three rural areas, not only to meet the needs of farmers for agricultural science and technology, and enrich the experience of.