نتایج جستجو برای: nano fertilizers

تعداد نتایج: 64280  

2003
Patricia Imas

Israel is a small country with a total land area of 21,000 km, from which 20% is arable land. More than half of Israel has an arid to semi-arid climate. Approximately half of the cultivated area (200,000 hectares) has to be irrigated due to lack of rainfall and other water resources. Approximately 80% of the irrigated land in Israel uses the fertigation method, combining the application of wate...

2009
S. Mohammadi M. Kalbasi H. Shariatmadari

Long-term application of fertilizers containing P, especially organic fertilizers, usually increases the water soluble and available P of soil and at the same time may result in P accumulation in soil. Organic fertilizers may also increase movement of P in the soil profile that could result in surface and ground water pollution. An experiment was conducted on field plots that received three app...

Journal: :ZANCO Journal of Pure and Applied Sciences 2023

Calcareous soil suffers from deficiency in available of potassium due to its high contain CaCO3. So, it is important increase the availability potassium. Potassium release rate constant an indicator for ability supply A field experiments sulaimani governorate was conducted evaluate effect amendment with natural zeolite at (0 and 2 t ha-1), three levels Nano fertilizer (0, 5 10 kg conventional K...

Journal: :International Journal of Plant and Soil Science 2022

The current experiment was conducted in the Research Field of Department Horticulture, SHUATS, Prayagraj, from November 2021 to March 2022. goal experiment, which used a Randomized Block Design (RBD) with eight treatments and three replications, determine variety will grow best Prayagraj agroclimatic conditions. It is determined experimental results that American beauty under consideration demo...

Journal: :International Journal of Enviornment and Climate Change 2023

Chemical fertilizer usage has been a long-drawn criticism because of its harmful effects on the environment and quality agricultural produce. Researchers are continually looking for more productive, better solutions while retaining societal wellbeing. Effective use nano fertilizers in place chemical is essential reducing overuse also contribute lowering pollution leaching which turn increase ef...

2008
Ashraf E. M. Khater

Agricultural applications of chemical fertilizers are a world wide practice. The specific activity of uranium-238 and heavy metals in phosphate fertilizers depends on the phosphate ore from which the fertilizer produced and on the chemical processing of the ore. Composite phosphate fertilizers samples where collected and the uranium-238 specific activity, in Bq/kg, and As, Cd, Cu, Pb, Se concen...

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