1. Huang Changyong, et al. 2000. Agrology . Beijing:China Agriculture Press (in Chinese).

2. The spatial variability theory is widely applied to agrology, ecology, geology, hydrology, weather, resource environment and other fields with "space variability ".

3. Based on agrology , the paper theoretically analyzed the stress of random point inside soil acted with vibration and impact, and estimated its destructible criterion.

4. Nan jing University et al. Agrology and Agrogeography. The People's Education Press, 1980.

5. Under the comprehensive influence of geology, landform, hydrology, meteorology, agrology, and vegetation the debris flow is a result of environmental deterioration in geology and ecology.

6. Evapotranspiration research is a fairly broad range of multidisciplinary problem, it comes down to hydrology, meteorology, ecology, agrology, Geographic and many other disciplines.

7. Now has 4 especially retained professional post in HeNan now, the water work structure engineering, environmental engineering, rock and soil engineering, agrology and environment.