نتایج جستجو برای: animal manures

تعداد نتایج: 208012  

2000
R. J. PARKINSON P. GRIFFITHS A. L. HEATHWAITE

A field experiment was conducted on a sloping grassland soil in southwest England to investigate the downslope transport of nitrogen in soil water following the application of cattle manure, slurry and inorganic fertilizer. Transport of nitrogen (N) species was monitored on hydrologically isolated plots. Manure (50 t ha"), slurry (50 m ha") and fertilizer (250 kg N ha") were applied in February...

Journal: :Journal of Analytical and Applied Pyrolysis 2021

Excessive amounts of animal manures and production a large volume biosolids pose serious environmental issues in terms their safe disposal management. Thermochemical treatment bio-waste materials via pyrolysis can convert them into value-added products such as biochar-based fertilizers. In this study, fourteen biochars were produced from one biosolid thirteen by slow at 300 °C. All feedstock bi...

2015
R Hiranmai Yadav

Globally, there are a number of treatments indicated for the control of invasive alien plant species like parthenium. The production and use of vermicomposts from weeds or other wastes in agriculture is economical and eco-friendly. The unique advantage of using vermicomposting is that it helps to build and sustain soil condition and fertility for sustainable agricultural activities. The present...

Journal: :International Journal of Recycling of Organic Waste in Agriculture 2017

2013
S. Krishnakumar R. Muthukrishnan V. Rajendran R. K. Kaleeswari

Investigations were carried out to study the effect of organic farming with various sources of organic manures and their combinations on nitrogen use efficiency parameters of ADT 36 rice (Oryza sativa L.). The experiments were laid out in randomized block design (RBD) with fourteen treatments, comprising twelve treatment combinations of organic manures, one treatment with recommended dose of ch...

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