现行

BS 7755-3.4-1995

Soil quality. Chemical methods-Determination of the specific electrical conductivity
土壤质量 化学方法 比电导率的测定

1997-07-01

现行

BS 7755-3.10-1995

Soil quality. Chemical methods. Determination of carbonate content. Volumetric method
土壤质量 化学方法 碳酸盐含量的测定 容量法

1995-10-15

现行

BS 7755-3.7-1995

Soil quality. Chemical methods-Determination of total nitrogen. Modified Kjeldahl method
土壤质量 化学方法 总氮的测定 改良凯氏定氮法

1995-10-15

现行

BS EN ISO 14238-2013

Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
土壤质量 生物学方法 土壤中氮矿化和硝化作用的测定以及化学物质对这些过程的影响

2013-12-31

现行

KS I ISO 14238

토양의 질 — 생물학적 방법 — 토양에서 질소무기화 및 질산화의 측정과 화학물질이 이들 과정에 미치는 영향
土壤质量生物法土壤中氮矿化和硝化作用的测定及化学物质对这些过程的影响

2018-12-12

现行

KS I ISO 14238(2024 Confirm)

토양의 질 — 생물학적 방법 — 토양에서 질소무기화 및 질산화의 측정과 화학물질이 이들 과정에 미치는 영향
土壤质量——生物方法——土壤中氮矿化和硝化作用的测定以及化学物质对这些过程的影响

2018-12-12

现行

GOST ISO 14238-2014

Качество почвы. Биологические методы. Определение минерализации и нитрификации азота в почвах и влияние химических веществ на эти процессы
土壤质量生物学方法 土壤中氮矿化和硝化的测定以及化学品对这些过程的影响

2014-05-30

现行

UNE 77326-2004

Soil quality -- Biological methods -- Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
土壤质量生物学方法土壤中氮矿化和硝化作用的测定及化学物质对这些过程的影响

2004-04-30

现行

ISO 14238-2012

Soil quality — Biological methods — Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
土壤质量——生物方法——土壤中氮矿化和硝化作用的测定以及化学物质对这些过程的影响

2012-07-31

现行

BS 7755-3.11-1995

Soil quality. Chemical methods-Determination of water-soluble and acid-soluble sulfate
土壤质量 化学方法 水溶性和酸溶性硫酸盐的测定

1995-12-15

现行

DIN ISO 14238

Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO 14238:1997)
土壤质量.生物方法.土壤中氮矿化和硝化作用的测定以及化学物质对这些过程的影响（ISO 14238-1997）

1999-10-01

现行

DIN EN ISO 14238

Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO 14238:2012)
土壤质量.生物方法.土壤中氮矿化和硝化作用的测定以及化学品对这些过程的影响（ISO 14238-2012）；德国版本EN ISO 14238:2013

2014-03-01

现行

BS 11/30227274 DC

BS ISO 14238. Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
BS ISO 14238 土壤质量 生物学方法 土壤中氮矿化和硝化作用的测定以及化学物质对这些过程的影响

2011-03-18

现行

BS 7755-3.1-1994

Soil quality. Chemical methods-Determination of dry matter and water content on a mass basis by a gravimetric method
土壤质量 化学方法

1994-03-15

现行

BS 7755-3.8-1995

Soil quality. Chemical methods-Determination of organic and total carbon after dry combustion (elementary analysis)
土壤质量 化学方法 干燃烧后有机碳和总碳的测定（元素分析）

1995-10-15

现行

BS 7755-3.3-1995

Soil quality. Chemical methods. Determination of effective cation exchange capacity and base saturation level using barium chloride solution
土壤质量 化学方法 用氯化钡溶液测定有效阳离子交换容量和碱饱和水平

1995-02-15

现行

BS 7755-3.13-1998

Soil quality. Chemical methods-Determination of cadmium, chromium, cobalt, copper, lead, manganese, nickel and zinc in aqua regia extracts of soil. Flame and electrothermal atomic absorption spectrometric methods
土壤质量 化学方法

1998-07-15

现行

BS 7755-3.12-1996

Soil quality. Chemical methods-Determination of the potential cation exchange capacity and exchangeable cations using barium chloride solution buffered at pH = 8.1
土壤质量 化学方法 用pH=8.1的氯化钡缓冲溶液测定潜在阳离子交换容量和可交换阳离子

1996-02-15