Archive for | Nitrogen

Calibration and evaluation of ORYZA2000 model under different N options in irrigated rice in Iran

By: M. Tayefe

Key Words:

• Model
• Nitrogen
• Nitrogen use efficiency
• ORYZA2000
• Rice
• Total biomass

J. Bio. Env. Sci.3(1), 77-82, January 2013.

The study of the effect of nitrogen rate and duration weed interference periods on yield and yield components of corn (Zea mays L.)

By: M. Gholami, M. Mojaddam

Key Words:

• Corn - Weed intervention
• Grain
• Nitrogen
• Yield

Int. J. Biosci.3(2), 104-114, February 2013.

DOI: http://dx.doi.org/10.12692/ijb/3.2.104-114

Influence of nitrogen rate on competition between two rice (Oryza sativa L.) cultivars and barnyardgrass (Echinochloa crus-galli (L.) P. Beauv)

By: Hashem Aminpanah

Key Words:

• Barnyardgrass
• Competitive ability
• Nitrogen
• Rice

Int. J. Biosci.3(4), 90-103, April 2013.

DOI: http://dx.doi.org/10.12692/ijb/3.4.90-103

Effects of pyridoxine and different levels of nitrogen on qualitative and quantitative yield of Physalis alkekeng

By: Atefeh Khoshlahjeh, Davood Eradatmand Asli, Zolfaghar Lotfi, Zahra Fakharian Kashani, Mansour Shirmard

Key Words:

• Nitrogen
• Physalin
• Physalis alkekengi
• Pyridoxine
• Yield

Int. J. Biosci.3(6), 204-211, June 2013.

DOI: http://dx.doi.org/10.12692/ijb/3.6.204-211

Development of pedotransfer functions for prediction of soil nitrogen and its spatial distribution in conservation of Damavand’s rangelands

By: Maryam Dadgar, Ehsan Zandi Esfahan

Key Words:

• Nitrogen
• Pedotransfer functions
• Physical and chemical properties of soil

Int. J. Biosci.3(7), 74-81, July 2013.

DOI: http://dx.doi.org/10.12692/ijb/3.7.74-81

The interactive effects humic acid application and several of nitrogen fertilizer on remobilization star wheat

By: S. H. Atarzadeh, M. Mojaddam, T. Saki Nejad

Key Words:

• Current photosynthesis
• Humic acid
• Nitrogen
• Remobilization rate
• Yield

Int. J. Biosci.3(8), 116-123, August 2013.

DOI: http://dx.doi.org/10.12692/ijb/3.8.116-123

Above ground biomass and litter productivity in relation with carbon and nitrogen content in various landuse small watershed, Lower Northern Thailand

By: Chattanong Podong, Roongreang Poolsiri

Key Words:

• Above ground biomass
• Carbon
• Litter productivity
• Nitrogen

J. Bio. Env. Sci.3(8), 121-132, August 2013.

Analysis of the relationship between root morphology and uptake of fertilizer nitrogen in rice (Oryza sativa L.)

By: Seyed Mostafa Hosseini Mazinani

Key Words:

• Fertilizer
• Morphological characteristic
• Nitrogen
• Nitrogen uptake
• Rice
• Root

Int. J. Biosci.3(8), 202-209, August 2013.

DOI: http://dx.doi.org/10.12692/ijb/3.8.202-209

Effects of Atriplex lentiformis on the soil characteristics in Shahre Rey area(Iran)

By: Ali Akbar Tajali

Key Words:

• Atriplex lentiformis
• Nitrogen
• Organic matter
• phosphorus
• Potassium

J. Bio. Env. Sci.3(9), 114-117, September 2013.

Effects of nitrogen application and spraying of boron and manganese on growth traits of two potato cultivars

By: Sahar Jafari-Jood, Amir Hossein Shiranirad, Jahanfar Daneshian, Asad Rokhzadi

Key Words:

• Micronutrient
• Nitrogen
• Potato
• Vegetative traits

Int. J. Biosci.3(9), 298-303, September 2013.

DOI: http://dx.doi.org/10.12692/ijb/3.9.298-303