3[2]Takuya, Y. Method for preventing malodor from livestock manure by utilization of refuse-derived solid fuels[J]. Fuel and Energy Abstracts, 2003, 44(4): 271.
4[3]Boisen, S. Hvelplund, T. Weisbjerg, M.R. Ideal amino acid profiles as a basis for feed protein evaluation. Livestock Production Science, 2000, 64(2-3):239-251.
5[4]Swensson, C. Relationship between content of crude protein in rations for dairy cows, N in urine and ammonia release[J].Livestock Production Science, 2003,84 (2): 125- 133.
6[5]Frank, B. Persson, M. Gustafsson, G. Feeding dairy cows for decreased ammonia emission[J]. Livestock Production science. 2002,76(2) :171-179.
7[7]Scheuermann, S. E. Effect of probiotic paciflor on energy and protein metabolism growing pigs[J]. Animal Feed Science and Technology, 1993, 41: 181-189.
8[10]Van der Peet-Schwering,C. M. C. ;Arnink,A. J. A. ; Rom, H. B. et al. Ammonia emissions from pig houses in the Netherlands, Denmark and France [J]. Livestock Production Science, 1999, 58(3): 265-269.
9[11]Hussain, I. ; Ismail, A.M. ; Cheeke, P.R. Effects of feeding Yucca schidigera extract in diets varying in crude protein and urea contents on growth performance and cecum and blood urea and ammonia concentrations of rabbits. Animal Feed Science and Technology, 1996, 62(2-4): 121-129.
10[15]Wu G, Conti B, Leroux A. A high performance biofilter for VOC emission control. Journal of the Air & Waste Management Association, 1999,49, (2): 185-192.