DB61-T 1857-2024 黃土高原溝道耕地整治潛力評(píng)估規(guī)范

18572024 II

10 11DB61/T

2024本文件按照

1.1-2020《標(biāo)準(zhǔn)化工作導(dǎo)則

部分：標(biāo)準(zhǔn)化文件的結(jié)構(gòu)和起草規(guī)則》的規(guī)定起029-88489545710021II

18572024

889

3.1

3.2

cultivated

land

in

3.3

for

remediationDB61/T

20243.4

engineered

rock

3.5

degree

of

topographic

relief

3.6

fractional

vegetation

3.7

soil

cleanliness

3.8

soil

4.1

30

4.2

15

4.3

土壤屬性數(shù)據(jù)包括有機(jī)質(zhì)、有效磷、速效鉀、有效土層厚度、土壤容重、、土壤清潔程度，應(yīng)4.4

15

2450

20

30

18572024

7.1

對(duì)影像數(shù)據(jù)進(jìn)行輻射定標(biāo)、大氣校正、圖像鑲嵌、裁剪處理，獲取到所需的

格式影像數(shù)據(jù)。輻射定標(biāo)應(yīng)使用熱紅外波段進(jìn)行輻射定標(biāo)，輸出數(shù)據(jù)格式為

的文件，系數(shù)為

0.1。大氣校正

）。

DEM

7.2

7.3

DB61/T

2024

889

pH

7.3.10

7.3.11

7.3.12

7.3.13

7.3.14

185720247.3.15

7.3.16

7.3.17

2500007.3.18

NDVI=(NIR-Red)/(NIR+Red)(1)7.3.19

7.3.20

7.4

8.1

根據(jù)溝道耕地整治潛力計(jì)算結(jié)果，耕地整治潛力宜分為十級(jí)，見(jiàn)表。等級(jí)介于一等與三等之內(nèi)的8.2

0.8921]0.736]0.892]0.697]0.853]0.658]0.814]0.619]0.775][00.580]DB61/T

2024

www.b0.07610.01930.05190.03800.0318pH0.01960.02160.03750.0301C100.0136C110.0355C120.0709C130.0155C140.0161C150.0225C160.0791C170.0866C180.0206C190.0137C200.0553C210.0926C220.0415C230.0691C240.0415

18572024

A.1

0.00610727.6803427.70.00182138.0769638.10.000026293.75838294pH0.2250976.685030.41313.8546741.250780.442.050.000232131.349271310.000001649.40700649.43649.40.98641.24150.20.1247288.56214161.80331.2496290.01880.1150.04470.08980.5200.46830.5DB61/T

2024

B.0.80.2

18572024

C.1DB61/T

2024

D.1

D.2

D.3

D.4

10

18572