1.

The effects of soil chemical characteristics on weed species diversity in eastern Mashhad region wheat (Triticum aestivum L.) fields

Pages 91-103
M. Jahani-Kondori; A. Koocheki; M. Nassiri Mahallati; P. Rezvani Moghaddam

2.

The effects of soil conditioners on water retention content at different matric suctions in a saline-sodic soil

Pages 104-111
H. Emami; Alireza Astaraei; M. Mohajerpour; A. Farahbaksh

3.

Environmental impact study of sugar beet (Beta vulgaris L.) production using life cycle assessment (Case study: South Khorasan region)

Pages 112-120
H. Mirhaji; M. Khojastehpour; M. Abbaspour-Fard; S. M. Mahdavi Shahri

4.

Analysis of parametric approaches in qualitative land Suitability evaluation for irrigated wheat (Triticum aestivum L.) cultivation at Neyshabur plain

Pages 121-130
Hamid Reza Bagherzadeh; Ali Bagherzadeh; Hamid Moein Rad

5.

Effect of various corn (Zea mays L.) and bean (Phaseolus vulgaris L.) intercropping densities on crop yield and weed biomass

Pages 131-143
Satar Fotohi-Chianeh; Aziz Javanshir; Adel Dabbagh Mohammadi Nassab; Eskandar Zande; Farhang Razavi; Esmaeil Rezaei-Chianeh

6.

Effect of mixed cropping on yield and agronomic characteristics of wheat cultivars (Triticum aestivum L.)

Pages 144-150
Ahmad Zare Feiz Abadi; Abolghasem Emamverdian

7.

Energy use analysis of cotton (Gossypium hirsutum L.) production in Golestan Province and a few strategies for increasing resources productivity

Pages 151-158
Mansoore Ahmadi; Majid Agha Alikhani

8.

Evaluation of energy budget and productivity of potato (Solanum tuberosum L.) farm of Kurdistan province; case study: Dehgolan Plain

Pages 159-169
Farzad Hosseinpanahi; Mohammad Kafi

9.

Effect of drought stress and sulphur fertilizer on quantity and quality yield of psyllium (Plantago ovata L.) in Baluchestan

Pages 170-182
Seyed Mohsen Mousavi Nik


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