Browsing IEM Journal by Author "azwan@eng.upm.edu.my"
Now showing items 1-2 of 2
-
Determination of water requirement in a paddy field at Seberang Perak rice cultivation area
Mohamed Azwan, Mohamed Zawawi; Sa’ari, Mustapha, Assoc. Prof.; Zuzana, Puasa (The Institution of Engineers, Malaysia, 2010-12)Malaysia experiences water shortages as a result of a combination of drought, urbanisation and pollution. [1]. There are regions of water stress mainly due to low water resources supply, high demands, large agriculture ... -
Nitrate-nitrogen concentration variationin groundwater flow in a paddy field
Mohamed Azwan, Mohamed Zawawi; Mohd Kamil, Yusoff; Hazilia, Hussain; Suhani, Nasir (The Institution of Engineers, Malaysia, 2010-12)This study was carried out to evaluate the influence of groundwater on nitrate-nitrogen concentration in a paddy field. Fertiliser if applied excessively can cause leaching into the soil and will penetrate deep into the ...