The Relationship Between the Chemical Forms of Copper in the Soil Solid Phase Affected by Crop Residues With Phytoavailability of Copper in Soil
1. The Relationship Between the Chemical Forms of Copper in the Soil Solid Phase Affected by Crop Residues With Phytoavailability of Copper in Soil

Shahrzad Kabirinejad; Mahmod Kalbasi; Amir Hosein Khoshgoftar Manesh; Mehran Hoodaji; Majid Afyuni

Volume 2, Issue 4 (2) , Spring 2014, , Pages 21-30

Abstract
  Returning crop residues into the soil as a source of organic matter are an important source of copper and can play an important role in the soil fertility. In addition to the role of ...  Read More
Effect of Plant Density and Nitrogen Fertilizer on Some Attribute Ofgrain Sorghum (Sorghum Bicolor (L.) Moench)
2. Effect of Plant Density and Nitrogen Fertilizer on Some Attribute Ofgrain Sorghum (Sorghum Bicolor (L.) Moench)

Narges Zand; Mohammad Reza Shakiba

Volume 1, Issue 12 , Autumn 2013, , Pages 1577-1582

Abstract
  A field experiment was conducted in 2010, to evaluate the effects of plant density (D1, D2 and D3: 8, 14 and 20 plant/m2) on field performance of Sorghum under different nitrogen application ...  Read More