1. ......................
پدیدآورنده :
کتابخانه: Central Library and Information Center of Ferdowsi University of Mashhad (Khorasan Razavi)
موضوع : Congresses ، Redioactive tracers in agriculture,Metabolism - Congresses ، Nitrogen
رده :
S
589
.
5
.
S92
1967
2. Advances in nitrogen cucling in agricultural ecosystems
پدیدآورنده :
کتابخانه: Central Library and Document Center of Shahid Chamran University (Khuzestan)
موضوع : Nitrogen in agriculture,Nitrogen fertilizers,Nitrogen cycle
3. Agricultural nitrogen use and its environmental implications
پدیدآورنده : / Editors: Y.P. Abrol, N. Raghuram, M.S. Sachdey
کتابخانه: Central Library and Information Center of the University of Mohaghegh Ardabili (Ardabil)
موضوع : Nitrogen in agriculture
رده :
S587
.
5
.
A7
2007
4. Biological Nitrogen Fixation
پدیدآورنده : \ Edited by Felix D. Dakora ... [et al.].
کتابخانه: Library of Foreign Languages and Islamic Sources (Qom)
موضوع : Nitrogen in agriculture -- Congresses,Nitrogen -- Fixation -- Congresses. ,نیتروژن در کشاورزی -- کنگره ها,نیتروژن -- تثبیت -- کنگره ها
رده :
E-Book
,
5. Biological nitrogen fixation
پدیدآورنده :
کتابخانه: Central Library and Documents Center of Mazandaran University (Mazandaran)
موضوع : Nitrogen in agriculture ; Congresses. ; Nitrogen ; Fixation ; Congresses. ;
6. Biological nitrogen fixation and sustainability of tropical agriculture : proceedings of the Fourth International Conference of the African Association for Biological Nitrogen Fixation )AABNF(, held at the International Institute of Tropical Agriculture )IITA(, Ibadan, Nigeria, 24-28 September 1990
پدیدآورنده : edited by K. Mulongoy, M. Gueye, and D.S.C. Spencer
کتابخانه: Central Library and Documentation Center (Kerman)
موضوع : Tropics - Congresses ، Nitrogen in agriculture,Africa - Congresses ، Nitrogen in agriculture,Congresses ، Nitrogen - Fixation,Tropics - Congresses ، Nitrogen-fixing plants,Africa - Congresses ، Nitrogen-fixing plants,Tropics - Congresses ، Cropping systems,Africa - Congresses ، Cropping systems,Tropics - Congresses ، Sustainable agriculture,Africa - Congresses ، Sustainable agriculture
رده :
S
587
.
5
.
N5
A36
1990
7. Biological nitrogen fixation for sustainable agriculture
پدیدآورنده :
کتابخانه: Central Library and Document Center of Shahid Chamran University (Khuzestan)
موضوع : Nitrogen in agriculture- Congresses,Nitrogen- Fixation- Congresses,Sustainable agriculture- Congresses
8. Isotope studies on the nitrogen chain. Proceedings of the symposium ..
پدیدآورنده :
کتابخانه: Central Library of Sharif University of Technology (Tehran)
موضوع : ، Radioactive tracers in agriculture,، Nitrogen-- Metabolism
رده :
S
589
.
5
.
S92
1967
9. Management of biological nitrogen fixation for the development of more productive and sustainable agricultural systems
پدیدآورنده : edited by J.K. Ladha and M.B. Peoples,Title
کتابخانه: Central Library of Imam Khomeini International University of Qazvin (Qazvin)
موضوع : Nitrogen in agriculture, Congresses,Nitrogen, Fixation, Congresses,Cropping systems, Congresses,Sustainable agriculture, Congresses
رده :
S
.
N5
,
S95
587
.
5
1994
10. Nitrate : Processes , Patterns and Management
پدیدآورنده : edited by T. P. Burt , A. L. Heathwaite and S.T. Trudgill
کتابخانه: Library of Graduate Faculty of Environment of Tehran Univerdity (Tehran)
موضوع : Nitrogen cycle,Nitrates - Environmental aspects,Nitrogen in agriculture
رده :
QH
344
.
N515
1993
11. Nitrate : processes, patterns, and management
پدیدآورنده :
کتابخانه: Central Library of Sharif University of Technology (Tehran)
موضوع : ، Nitrogen cycle,، Nitrates-- Environmental aspects,، Nitrogen in agriculture
رده :
QH
344
.
N515
1993
12. Symbiotic Nitrogen fixation: propects for enhanced appliction in tropical agriculture
پدیدآورنده :
کتابخانه: Central Library and Information Center of Shahed University (Tehran)
موضوع : Nitrogen in agriculture- Tropics- Congresses,Nitrogen- Fixation- Congresses
رده :
S
،
587
,.
5
،.
N5
,
I58a
،
2004
