【正文】 B 60 備案號(hào)： 浙 江 省 地 方 標(biāo) 準(zhǔn) DB33 DB33/T 640— 2020 森林資源規(guī)劃設(shè)計(jì)調(diào)查規(guī)程 Code for forest management inventory 20200607 發(fā)布 20200707 實(shí)施 浙江省質(zhì)量技術(shù)監(jiān)督局 發(fā)布 DB33/T 640— 2020 I 目 次 前 言 ............................................................................ IV 引 言 ............................................................................. V 1 范圍 ............................................................................... 1 2 規(guī)范性引用文件 ..................................................................... 1 3 術(shù)語(yǔ)和定義 ......................................................................... 1 4 總則 .............................................................................. 10 調(diào)查目的任務(wù)與作用 .............................................................. 10 調(diào)查范圍與內(nèi)容 .................................................................. 10 調(diào)查方法 ........................................................................ 10 調(diào)查總體蓄積量抽樣控制要求 ...................................................... 11 目測(cè)調(diào)查精度與準(zhǔn)確度要求 ........................................................ 12 界線調(diào)繪與轉(zhuǎn)繪精度要求 .......................................................... 12 森林資源規(guī)劃設(shè)計(jì)調(diào)查質(zhì)量管理要求 ................................................ 12 調(diào)查間隔期 ...................................................................... 12 調(diào)查組織方式與調(diào)查資質(zhì)要求 ...................................................... 12 調(diào)查會(huì)議制度 ................................................................... 13 調(diào)查工作程序 ................................................................... 13 統(tǒng)一森林資源信息管理 ........................................................... 13 統(tǒng)一小班區(qū)劃管理 ............................................................... 13 調(diào)查成果使用管理 ............................................................... 14 5 分類(lèi)標(biāo)準(zhǔn)與調(diào)查標(biāo)準(zhǔn) ................................................................ 14 地類(lèi) ............................................................................ 14 林地和森林類(lèi)別 .................................................................. 17 林種 ............................................................................ 18 樹(shù)種（組） ...................................................................... 21 齡級(jí)、齡組、生產(chǎn)期與竹度 ........................................................ 23 林分起源 ........................................................................ 25 造林保存率等級(jí) .................................................................. 25 天然更新等級(jí) .................................................................... 25 林木質(zhì)量等級(jí) .................................................................... 25 林分出材率等級(jí) ................................................................. 25 可及度 ......................................................................... 25 徑階與徑級(jí)組 ................................................................... 26 大徑木蓄積比等級(jí) ............................................................... 26 林層 ........................................................................... 26 郁閉度、覆蓋度等級(jí) ............................................................. 26 群落結(jié)構(gòu)類(lèi)型 ................................................................... 26 自然度 ......................................................................... 26 灌木層和草本層植被種類(lèi) ......................................................... 27 DB33/T 640— 2020 II 林業(yè)有害生物調(diào)查種類(lèi) ........................................................... 27 森林火災(zāi)等級(jí) ................................................................... 27 危害程度 ....................................................................... 27 優(yōu)勢(shì)樹(shù)種（組）與樹(shù)種組成 ....................................................... 27 散生木、散生竹和四旁樹(shù) ......................................................... 27 林分蓄積量起測(cè)標(biāo)準(zhǔn) ............................................................. 28 零星四旁樹(shù)占地面積折算標(biāo)準(zhǔn) ..................................................... 28 權(quán)屬 ........................................................................... 28 立地因子 ....................................................................... 28 水庫(kù)與湖泊的等級(jí)劃分標(biāo)準(zhǔn) ....................................................... 29 6 計(jì)算公式 .......................................................................... 29 森林覆蓋率與林木綠化率 .......................................................... 29 小班目測(cè)調(diào)查單位面積蓄積量與株數(shù)計(jì)算 ............................................. 29 散生木與四旁樹(shù)蓄積量計(jì)算 ........................................................ 30 標(biāo)準(zhǔn)地或標(biāo)準(zhǔn)段蓄積量計(jì)算 ........................................................ 30 角規(guī)測(cè)樹(shù)計(jì)算 .................................................................... 30 活立木蓄積凈增量與活立木蓄積年凈增率 ............................................. 31 7 森林經(jīng)營(yíng)區(qū)劃 ...................................................................... 31 森林經(jīng)營(yíng)區(qū)劃系統(tǒng) ................................................................ 31 區(qū)劃界線與標(biāo)志 .................................................................. 31 林班區(qū)劃 ........................................................................ 31 小班區(qū)劃 ........................................................................ 32 林帶調(diào)查單元?jiǎng)澐? ................................................................ 33 四旁樹(shù)調(diào)查單元?jiǎng)澐? .............................................................. 33 8 準(zhǔn)備工作 .......................................................................... 33 制定森林資源規(guī)劃設(shè)計(jì)調(diào)查實(shí)施方案與補(bǔ)充規(guī)定 ....................................... 34 組織準(zhǔn)備 ........................................................................ 34 技術(shù)資料準(zhǔn)備 .................................................................... 34 儀器工具物資準(zhǔn)備 ................................................................ 35 技術(shù)培訓(xùn) ........................................................................ 35 9 小班調(diào)查 .......................................................................... 36 調(diào)查對(duì)象 ........................................