類似資料

1. 1 Pollution in livestock production systems / edited by I. Ap Dewi ... [et al.]
2. 2 Introduction to livestock husbandry / by M. Buckett
3. 3 A world dictionary of livestock breeds, types and varieties / by I.L. Mason
4. 4 Poultry production / Clarence E. Bundy, Ronald V. Diggins
5. 5 Animal science and industry / Duane Acker