季节对成乳母牛产粪量及粪N、P、Cu、Zn等污染物排放量的影响
계절대성유모우산분량급분N、P、Cu、Zn등오염물배방량적영향
Effect of Season Factor on Faecal Output and N, P, Cu and Zn Pollutant Excretion in Lactating Cow
저자의 최근 논문