11-9  主要年份农业机械化与草原建设
Agricultural Mechanization and Grassland Construction in Main Years
单位：千公顷									(1 000 hectares)
指    标	Item	2005	2006	2007	2008	2009	2010	2011	2012
农业机械化情况	Agricultural Mechanization
当年实际机耕面积	Machine-ploughed Area	207	215	247	262	299	310	361	331
当年机械播种面积	Machine-sown Area	176	178	198	189	239	270	255	264
当年机械收割面积	Machine-harvested Area	62	68	81	93	125	140	156	174
草原建设情况	Grassland Construction
围栏草场面积	Area of Fenced Grassland	5921	6719	7259	8211	7177	7891	8751	6303
当年新围面积	New Fenced in This Year	934	952	704	813	719	713	860	610
人工种草保留面积	Artificial Grass to Retain the Area	682	667	691	724	300	310	322	340
当年新种面积	New Sown in This Year	116	75	85	76	127	177	151	174
年内鼠害危害发生面积	Damage Occurrence Area by rats in This Year	7464	8853	9090	6355	7240	8067	8497	8628
年内鼠害防治面积	Damage Prevention Area by rats in This Year	2727	4050	3248	1835	2915	1956	832	1046
年内虫害危害面积	Damage Occurrence Area by Pests in This Year	615	1166	941	1096	2179	2095	2189	1996
年内虫害防治面积	Damage Prevention Area by Pests in This Year	169	420	339	307	301	415	371	316
注:2008年以后草原建设情况用农牧厅数据。
a) Grassland Construction since 2008 have been from Agriculture and Animal Husbandry Department.