硝化作用

Quality:

Nitrification - biological oxidation of ammonia or ammonium to nitrite followed by the oxidation of the nitrite to nitrate. Article "硝化作用" in Japanese Wikipedia has 4.2 points for quality (as of July 1, 2025). The article contains 0 references and 4 sections.

This article has the best quality in English Wikipedia. Also, this article is the most popular in that language version.

Since the creation of article "硝化作用", its content was written by 21 registered users of Japanese Wikipedia and edited by 641 registered Wikipedia users in all languages.

The article is cited 48 times in Japanese Wikipedia and cited 1015 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Japanese): #4850 in August 2006
  • Global: #11100 in November 2003

The highest popularity rank from 2008:

  • Local (Japanese): #77293 in May 2008
  • Global: #43121 in November 2014

There are 33 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Nitrification
71.438
2Portuguese (pt)
Nitrificação
50.5233
3Estonian (et)
Nitrifikatsioon
39.7553
4Catalan (ca)
Nitrificació
32.0012
5Galician (gl)
Nitrificación
30.2137
6German (de)
Nitrifikation
29.0244
7Indonesian (id)
Nitrifikasi
27.7764
8Chinese (zh)
硝化作用
27.7041
9Spanish (es)
Nitrificación
23.3636
10Kazakh (kk)
Азоттандыру
22.034
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "硝化作用" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Nitrification
1 978 849
2German (de)
Nitrifikation
767 907
3Spanish (es)
Nitrificación
595 992
4Polish (pl)
Nitryfikacja
346 996
5Japanese (ja)
硝化作用
309 294
6French (fr)
Nitrification
240 296
7Russian (ru)
Нитрификация
178 102
8Italian (it)
Nitrificazione
148 162
9Dutch (nl)
Nitrificatie
145 605
10Chinese (zh)
硝化作用
145 407
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "硝化作用" in June 2025
#LanguagePopularity awardRelative popularity
1English (en)
Nitrification
3 091
2German (de)
Nitrifikation
984
3Spanish (es)
Nitrificación
492
4French (fr)
Nitrification
418
5Chinese (zh)
硝化作用
405
6Russian (ru)
Нитрификация
370
7Japanese (ja)
硝化作用
349
8Polish (pl)
Nitryfikacja
262
9Czech (cs)
Nitrifikace
232
10Dutch (nl)
Nitrificatie
215
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "硝化作用" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Nitrification
151
2German (de)
Nitrifikation
86
3French (fr)
Nitrification
64
4Dutch (nl)
Nitrificatie
54
5Spanish (es)
Nitrificación
28
6Russian (ru)
Нитрификация
24
7Hebrew (he)
ניטריפיקציה
22
8Japanese (ja)
硝化作用
21
9Hindi (hi)
नाइट्रीकरण
19
10Polish (pl)
Nitryfikacja
19
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "硝化作用" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Nitrification
4
2French (fr)
Nitrification
1
3Arabic (ar)
نترجة (كيمياء)
0
4Azerbaijani (az)
Nitrifikasiya
0
5Catalan (ca)
Nitrificació
0
6Czech (cs)
Nitrifikace
0
7German (de)
Nitrifikation
0
8Spanish (es)
Nitrificación
0
9Estonian (et)
Nitrifikatsioon
0
10Basque (eu)
Nitrifikazio
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "硝化作用" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1English (en)
Nitrification
210
2German (de)
Nitrifikation
99
3French (fr)
Nitrification
67
4Portuguese (pt)
Nitrificação
59
5Spanish (es)
Nitrificación
55
6Russian (ru)
Нитрификация
54
7Hebrew (he)
ניטריפיקציה
49
8Japanese (ja)
硝化作用
48
9Dutch (nl)
Nitrificatie
36
10Catalan (ca)
Nitrificació
31
More...

Scores

Estimated value for Wikipedia:
Japanese:
Global:
Popularity in June 2025:
Japanese:
Global:
Popularity in all years:
Japanese:
Global:
Authors in June 2025:
Japanese:
Global:
Registered authors in all years:
Japanese:
Global:
Citations:
Japanese:
Global:

Quality measures

Interwikis

#LanguageValue
arArabic
نترجة (كيمياء)
azAzerbaijani
Nitrifikasiya
caCatalan
Nitrificació
csCzech
Nitrifikace
deGerman
Nitrifikation
enEnglish
Nitrification
esSpanish
Nitrificación
etEstonian
Nitrifikatsioon
euBasque
Nitrifikazio
faPersian
نیتریفیکاسیون
fiFinnish
Nitrifikaatio
frFrench
Nitrification
glGalician
Nitrificación
heHebrew
ניטריפיקציה
hiHindi
नाइट्रीकरण
huHungarian
Nitrifikáció
idIndonesian
Nitrifikasi
itItalian
Nitrificazione
jaJapanese
硝化作用
kaGeorgian
ნიტრიფიკაცია
kkKazakh
Азоттандыру
koKorean
질산화 작용
ltLithuanian
Nitrifikacija
msMalay
Proses penitritan
nlDutch
Nitrificatie
plPolish
Nitryfikacja
ptPortuguese
Nitrificação
ruRussian
Нитрификация
slSlovenian
Nitrifikacija
srSerbian
Нитрификација
svSwedish
Nitrifikation
ukUkrainian
Нітрифікація
zhChinese
硝化作用

Popularity rank trends

Best Rank Japanese:
#77293
05.2008
Global:
#43121
11.2014

AI rank trends

Best Rank Japanese:
#4850
08.2006
Global:
#11100
11.2003

Local AI rank history

Languages comparison

Important global interconnections

Wikipedia readers most often find their way to information on Nitrification from Wikipedia articles about Nitrogen cycle, Potassium nitrate, Nitrifying bacteria, Denitrification and Saltpeter. Whereas reading the article about Nitrification people most often go to Wikipedia articles on Denitrification, Nitrogen cycle, Nitrifying bacteria, Comammox and Nitrate.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 8 July 2025

On 8 July 2025 in multilingual Wikipedia, Internet users most often read articles on the following topics: Diogo Jota, João Pedro, Ozzy Osbourne, Laura Siegemund, Aryna Sabalenka, Julian McMahon, Jurassic World Rebirth, 2025 FIFA Club World Cup, Amanda Anisimova, F1.

In Japanese Wikipedia the most popular articles on that day were: 遠野なぎこ, 神谷宗幣, ジャーメイン良, 秀和幡ヶ谷レジデンス, 参政党, 内田有紀, 鶴保庸介, 牛田茉友, 田久保眞紀, EAFF E-1サッカー選手権.

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information