نتایج جستجو برای: rice cultivation system

تعداد نتایج: 2323163  

2014
D. ROY

166 Scented or aromatic rice is nature’s gift to the Indian sub-continent and human kind at large. Compare to other classes of rice, aromatic rice is highly demanded and get better premium price in global market due to its pleasant aroma, superfine long slender grains with delicate curvature, remarkable linear elongation and excellent flaky soft texture on cooking. However, at present, only 12-...

2010
Yong LI Lin Zhang YANG Chao WANG

Field experiments were performed to identify an effective fertilizing scheme for direct-seeding rice (DSR) fields in the Taihu Lake Basin in east China. Based on local traditions, 3 typical fertilizing schemes (FS-1, FS-2, and FS3) were evaluated, in consideration of ensuring a certain rice yield and relatively low nitrogen (N) loss. The base, seedling, tillering, jointing, and panicle fertiliz...

Journal: :International Journal of Enviornment and Climate Change 2023

Kerala state's rice consumption is predicted to be between 3.5 and 4 million tons per year, but production just a sixth of this. In order boost the production, attention must paid traditional growing techniques. Thus, there need understand Pokkali cultivation method used in Kerala. The style farming Kerala's acidic, saline soil distinctive way cultivation. A native historic salt-tolerant type c...

2002
TSURUTA Haruo

Recent field studies in rice paddy fields in Japan and China have shown that N2O is emitted to the atmosphere not only after the application of nitrogen fertilisers under flooded conditions but also in a period from the final drainage to submergence in the following rice-growing season through nitrification or denitrification. Those results clearly indicate that CH4 and N2O emissions in rice pa...

Journal: :Environmental pollution 2011
Sarah E Rothenberg Xinbin Feng Bin Dong Lihai Shang Runsheng Yin Xiaobo Yuan

In China, total Hg (HgT) and methylmercury (MeHg) were quantified in rice grain grown in three sites using water-saving rice cultivation methods, and in one Hg-contaminated site, where rice was grown under flooded conditions. Polished white rice concentrations of HgT (water-saving: 3.3±1.6 ng/g; flooded: 110±9.2 ng/g) and MeHg (water-saving 1.3±0.56 ng/g; flooded: 12±2.4 ng/g) were positively c...

2005
M. Mostafizur Rahman

To identify the factors contributing to the farmers’ attitude towards Integrated Pest Management (IPM) practices in rice cultivation, 158 family heads of the Farmers Field Schools (FFSs) at Godagari Upzila under Rajshahi District were chosen at random to constitute the subjects of the study. Data were collected from 5 September, 2006 to 28 January, 2007. Twenty four selected characteristics of ...

2015
Yuhua Wang Ji Yeon Hong

What fundamentally causes the various levels of per capita income across regions within the same country that share similar political institutions? We present a “rice hypothesis”: that the mix of crops grown in different regions explains the variation in economic development. Using sub-national data from China, we demonstrate that rice cultivating regions are significantly wealthier than wheat ...

2017

Rice yield can be increased in many ways such as developing new high yielding varieties or adopting proper agronomic management to the existing varieties. Proper fertilization is an important management practice to increase rice yield. Proper fertilization can markedly increase the yield and improve the quality of rice [1]. Nitrogenous fertilizer has immense effect on rice yield throughout the ...

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