共 95 条
[42]
[李贵桐 Li Guitong], 2002, [华北农学报, Acta Agriculturae Boreali-Sinica], V17, P76
[43]
[李剑睿 LI Jian-rui], 2009, [农业环境科学学报, Journal of Agro-Environment Science], V28, P1959
[44]
Li S., 1993, AGR RES ARID AREAS, V11, P130
[47]
Liu Dong Liu Dong, 2008, Transactions of the Chinese Society of Agricultural Engineering, V24, P218
[48]
Lu D., 1980, SHAANXI J AGR SCI, V6, P7
[49]
Mannebeck H., 1991, Odour and ammonia emissions from livestock farming. Proceedings of a seminar, Silsoe, UK, 26-28 March l990.., P42