To study the effect of nitrogen fertilizer sources and foliar spray of organic acids on rice crop, In this regard, this test was performed in 2010 and 2011 years at El- Gemmeiza Agricultural Research Station, El-Gharbia Governorate located at lat. 30.47, long 31.00 and 14.80 m above the mean sea; th

A field experiment was carried out in two successive winter seasons of 2011/2012 and 2012/2013 to study the effect of nitrogen sources (ammonium nitrate, ammonium sulphate and urea) and rates (30, 45 and 60 kg N/fed.) on the productivity and nutritional value of canola plant grown in calcareous soil

This study was carried out at different locations (on farmers’ fields) in Sharqia Governorate, Egypt, during 2012/2013 season to find out the effect of previous crop (rice, cowpea, cotton and maize), planting methods (traditional and raised bed) and nitrogen fertilizer rate (120 and 180 kg N ha-1)

Two field experiments were conducted during 2010 and 2011 seasons at Sids Horticultural Researh Station, Beni Swif Governorate, Egypt to investigate the effect of inorganic nitrogen and phosphorus fertilizers and bio-fertilizers, namely, Biogen and phosphorine on cucumber growth characters (vine len

A study was carried out to evaluate the application of compost and organic farm combination with different rates from urea fertilizers on soil fertility and maize productivity under sandy saline soil condition in Gelbana, North Sina. During two successive summer seasons, 2010 and 2011. Organic farm

Soil amendments efficiently improves soil fertility and crop productivity, especially poorly fertile sandy soil. This study was conducted during summer 2012 and 2013 seasons, at Ismailia Agriculture Station Research, Ismailia Governorate, Egypt. To study the effect of organic and inorganic nitrogen