ICS65.140B 47DB50备案号：52556-2017重 庆 市 地 方 标 准DB50/T 742—2016中蜂标准化养殖场建设规程Construction Criterion For Standardized Chinese Honeybee Farm2016-12-30发布2017-05-01实施重庆市质量技术监督局发布DB50/ T 7422016................................................................................... II...................................................................................... 1............................................................................ 1................................................................................ 1...................................................................................... 1...................................................................................... 2................................................................................ 2................................................................................ 2A...................................................................................... 31234567IDB50/ T 7422016GB/T1.1-2009IIDB50/ T 74220161260GB 3095NY 5027DB 50/T42033.13.23.33.4chinese honeybeeApis cerana ceranamain nectar plantmain pollen plantsubordinate nectar plantsubordinate pollen plantpoisonous nectar plantpoisonous pollen plant44.14.24.3GB 30954.43 km[Macleaya cordata (Willd.) R.Br] 5kmTripterygium wilfordii Hook.F.Stellera chamaejasme L.1DB50/ T 74220164.54.6NY 50271km55.15.25.3 2cm3cm 20cm50cm5.45.55.666.16.26.31m2GN6.46.56.66.777.17.27.37.47.5DB 50/T4202