review and goals: the ajowan(carum copticum) is a medicinal plants from apiaceae family that seeds contains 2-4% of volatile oil. 9-17 of chemical composition of ajowan essential oil have been reported(2), it have antibacterial and antioxidant activity of it caused to preserve the food materials(1). the application of chemical fertilizer leads to environmental pollution and ecological disaster ...

a fiel experiments was laid out in agricultural research farm, city namin, ardabil province, iran in 2013. experiment was conducted in a randomized complete block with seven treatments and three replication. foliar spray treatments urea solution at a rate of 1, 2 and 3% (in two stages, the first stage a month after transplanting when they had reached 10 cm in height to 20 days after the first s...

this study was performed to assess the effects of nitrogen fertilizer and vermicompost on qualitative and quantitative yield of chamomile ( matricaria chamomilla l.). it was conducted at the research fields of ran company located in firouzkouh, iran, in 2013. treatments were consisted of 1) control, 2) 100% nitrogen from urea, 3) 100% nitrogen from ammonium nitrate, 4) 75% nitrogen from urea an...

to study the effect of vermicompost and urea and iron sulfate fertilizers on the growth characteristics and yield of sunflower seed (helianthus annuus l.) an pediment was conducted in darreh gaz located in khorasan razavi province in 2012. factorial experiment in a randomized complete block design with three factors and three repetition. in this experiment three levels of urea (50; 150 and 250 ...

A greenhouse pot test was conducted to study the impacts of replacing mineral fertilizer with organic fertilizers for one full growing period on soil fertility, tomato yield and quality using soils with different tomato planting history. Four types of fertilization regimes were compared: (1) conventional fertilizer with urea, (2) chicken manure compost, (3) vermicompost, and (4) no fertilizer. ...

The experiment was conducted during the Rabi season, 2021-22 at Crop Research Farm, Department of Agronomy, Naini Agriculture Institute, Sam Higginbottom University Technology And Sciences, Prayagraj, Uttar Pradesh, to study “Influence Integrated Nutrient Management on Growth and Yield Mustard (Brassica juncea L.).” treatments consist different levels Nitrogen through urea (100%, 75%, 50%, 25%)...

BACKGROUND: Fertilizer management plays an important role for obtaining satisfactory yields and to increase crop productivity. Improve saving water in irrigated agriculture and thereby improving water use efficiency is of paramount importance in water-scarce regions. OBJECTIVES: This study was conducted to assessment effect of different levels of irrigation re...