نتایج جستجو برای: paddy farming

تعداد نتایج: 31571  

Journal: :International Journal of Engineering & Technology 2018

2015
Zhanjun Liu Wei Zhou Jialong Lv Ping He Guoqing Liang Hui Jin Jingdong Mao

Evaluation of soil quality can be crucial for designing efficient farming systems and ensuring sustainable agriculture. The present study aimed at evaluating the quality of waterlogged purple paddy soils with different productivities in Sichuan Basin. The approach involved comprehensive analyses of soil physical and chemical properties, as well as enzyme activities and microbial community struc...

A. Abdeshahi D.C. Baruah M. A. Asoodar M. A. Hormozi

ABSTRACT- Energy use patterns and the contribution of energy input vary among farming systems. The optimal use of improved farm machinery coupled with the optimal use of other recommended sources permit an increase in paddy yield up to potential levels. In order to determine the effect of production systems on energy use efficiency focusing on mechanization for paddy production in Khuzestan pro...

Journal: :Japanese Journal of Farm Work Research 1988

Journal: :Gorontalo Development Review 2021

This study aims to determine the level of technical efficiency paddy and maize farming in Gorontalo Province 2019. The data used comes from 2019 Ubinan Survey conducted by BPS Province. total samples studied were 833 units, consisting 392 units 441 units. analysis method is Data Envelopment Analysis (DEA). results showed that most had not yet reached full efficiency. average was 68.7 percent, w...

Journal: :International Journal of Current Microbiology and Applied Sciences 2019

2011
Jia-En Zhang Ying Ouyang Zhao-Xiang Huang Guo-Ming Quan

Global climatic change induced by emissions of greenhouse gases from human activities is an issue of increasing international environmental concerns, and agricultural practices and managements are the important contributors for such emissions. This study investigated dynamic emission of methane (CH4) from a paddy field in a rice-duck farming ecosystem. Three different cultivation treatments, na...

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