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Effect of different nitrogen and irrigation treatments on ,

Read Effect of different nitrogen and irrigation treatments on yield and nitrate leaching of summer maize Zea mays L under lysimeter conditions, Agricultural Water Management on DeepDyve, the largest online rental service for scholarly research with thousands of academic publications available at your fingertips...

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Nitrate Leaching

Nitrate Leaching Nitrate leaching is a naturally occurring process, it occurs when nitrate leaves the soil in drainage water Nitrate is soluble and mobile...

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Everyday rock could hold the answer to reducing nitrate ,

Dairy Industry Everyday rock could hold the answer to reducing nitrate leaching in the dairy industry A sponge-like rock in the hills of South Waikato could help clean up our waterways Called zeolite, this porous, sponge-like rock is found in a variety of everyday uses, ranging from laundry detergent to ,...

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Estimation of the Effect of Soil Texture on Nitrate ,

runoff and into groundwater by leaching The nitrate concentration in groundwater increases more than 3-fold times after fertilization and it contaminates groundwater as a result of the , Groundwater in Thailand is a source of household drinking water and supplements surface water for...

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Sulfuric Acid and Ammonium Sulfate Leaching of Alumina ,

Sulfuric Acid and Ammonium Sulfate Leaching of , of Applied Chemistry and Center for Innovation in Chemistry, Faculty of Science, Lampang Rajabhat University, Lampang, Thailand, 52100 a_chaisena hotmail , hydrochloric acid and nitrate acid are expensive lixiviants in terms of acid cost, and large evaporative losses make these ....

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Applied Environmental Research

Phranakhon Rajabhat University, Bangkok, Thailand 2 Environmental Research Institute, Chulalongkorn University, Bangkok, Thailand , into the soil could help reduce nitrate leaching into water bodies, while also reducing the cost of fertilizers for farmers...

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Groundwater Contamination and GIS

Groundwater Contamination and GIS Overview , the gleams model to assess nitrate leaching in agricultural areas Environmental Pollution 118 2 , 249-258 , assessing groundwater pollution potential by pesticides in Central Thailand Environmental International 29 1 , 87-93...

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Nitrogen leaching from soil treated with sludge ,

The experiment was conducted at Kasetsart University, Bangkhen Campus, Bangkok, Thailand Average nitrogen leach in the form of NO3- was 25 times more concentrated than the NH4 Nitrate concentrations in the leachate exceeded the drinking water standard...

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How to use leaching in a sentence

Thus, prevention of nitrate leaching is an important step towards minimizing soil acidification It is the hydrogen ion component that is toxic, affecting cell membranes, acidifying substrata, and leaching metals like calcium...

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nitrate leaching News Environmental XPRT

To estimate nitrate stored in the unsaturated zone on a global scale between 1900 and 2000, the British Geological Survey BGS linked mathematical models of nitrate leaching from the base of the soil zone with estimates of groundwater recharge, unsaturated-zone porosity, and the depth to groundwater...

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Nitrates in drinking water Philippines and Thailand

Nitrates in drinking water in the Philippines and Thailand , through surface runoff, volatilization, leaching, plant emissions and soil denitrification Raun , in different regions in the Philippines and Thailand, and tested nitrate levels in water from wells and streams around farms...

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Effects of drip irrigation system uniformity and nitrogen ,

The effects of drip irrigation system uniformity and nitrogen applied on the deep percolation and nitrate leaching were evaluated by field experiments of spring maize in North China Plain during two growing seasons...

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Nitrate Nitrate Fertilizer

Related titl Soil and Plant Sampling...

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Contamination of nitrate in groundwater and ,

Abstract Nitrate contamination in groundwater is a worldwide problem especially in agricultural countri Environmental factors, such as land-use pattern, type of aquifer, and soil-drainage capacity, affect the level of contamination...

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Movement of nitrate, chloride, and potassium in a sandy ,

Northeast Agricultural Center, Tha Phra, Khon Kaen, Thailand SUMMARY This study was conducted to measure the movement of nitrogen, chloride, and potassium in a sandy loam soil under field conditions and with controlled , ter evaluation of the nitrate movement Leaching can be followed by , Movement of nitrate, chloride, and potassium in a ....

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Management of tropical sandy soils for sustainable agriculture

Field experiments with pastures on Acrisols in Northeast Australia two sites and Northeast Thailand one site compared the rates of alkalisation or acidification from N applied as nitrate or as urea Australia or ammonium sulphate Thailand...

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assessment of the nitrate leaching risk for different ,

An assessment of the nitrate leaching risk for different buffer strip establishments...

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Controlled mineralizing acetaldehyde condensation urea CM ,

Controlled mineralizing acetaldehyde condensation urea CM-CDU fertilizer can reduce nitrate leaching and N 2 O emission from an Andisol with continuous cropped komatsuna Brassica napa L...

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User s Guide for the DNDC Model

User s Guide for the DNDC Model Version 95 Institute for the Study of Earth, Oceans, and Space , Thailand , Xu Ri China , Rhoda Lantin Philippines , Robert Rees UK , , crop yield, soil C dynamics, nitrate leaching loss, and trace gas emissions A list of relevant publications is included in Part VII These publications provide more ....

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Management of tropical sandy soils for sustainable agriculture

Sandy soils of Northeast Thailand are predisposed to high acidification rates due to leaching and the export of alkalinity is associated with crop removal in these intensive cropping systems Despite significant acid release, soil pH generally remains stable at a threshold value of around 40 , nitrate,...

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Nitrate leaching in a corn silage field fertigated via ,

No nitrate leaching occurred from the 085 ET c and 07 ET c treatments The major portion of the fertilizer that was applied for 085 ET c and 07 ET c treatments remained unused in the soil, while a small amount was taken up by the corn crop and the remainder was volatilized...

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DETERMINING THE OPTIMAL IRRIGATION STRATEGY FOR ,

6-8November 2016, Chiang Mai, Thailand W1103 1 DETERMINING THE OPTIMAL IRRIGATION STRATEGY FOR ROTATIONAL GRAZING SYSTEMS Birendra KC1, Magdy Mohssen2, Henry Wai Chau3, , address the issue of drainage induced nitrate leaching, along with other concerned agencies, farmers, scientists and researchers in New Zealand are keen to explore the ....

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Soil vs groundwater The quality dilemma Managing ,

Since soil salinity control might increase nitrate leaching, operational criteria should optimize the trade-off between the application of higher water volumes to reduce soil salinity and lower water volumes to protect groundwater quality from nitrate leaching...

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Nitrate leaching through oxisols of the Loyalty islands ,

Nitrate leaching through oxisols of the Loyalty Islands New Caledonia under intensified agricultural practices C Duwig , T Becquer a, B , South Africa, South Korea, Taiwan, Thailand, USA For all other countries airmail rates are available upon request Claims for missing issues must be made within six months of our publication ....

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gold cyanidation plant in thailand

Potassium Nitrate, Potassium Nitrate Suppliers and Manufacturers at Potassium Nitrate Suppliers and Potassium Nitrate Factory,Importer,Exporter at Filling solution for cyanide or sulfide electrode 10 KNO3, trace AgCl, KCl...

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Application of PESTFADE to Simulate Nitrate Leaching in a ,

Title Application of PESTFADE to Simulate Nitrate Leaching in a Fertigated Corn Field in Thailand Created Date 6/6/2009 5 04 37 PM...

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Column Study of Nitrate Downward Movement and Selected ,

leaching as compared to finer soil texture va Es et al, 2006 Application of Application of organic fertilizer is able to prevent nitrate leaching as compared to synthetic...

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Agrochemical Pollution of W ater Resources

at Hat Y ai, Thailand Editors Ramsis B Salama and Rai S Kookana Australian Centre for International Agricultural Research Canberra 2001 , to describe the leaching of nitrate and the leaching and degradation of pesticides in intensive tropical agriculture More emphasis was given to surface runoff and soil erosion in the steep areas of the ....

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Nitrogen Management and Ground Water Protection, Volume 21 ,

Excessive amounts of accumulated nitrate may then leach out of the soil and could potentially enter and contaminate drinking water suppli The purpose of this book is to examine the subject of nitrogen management and ground water protection...

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Mineral Nitrogen In The Plant

Mineral Nitrogen in the Plant-Soil System provides integrated accounts of the transformations and fate of mineral nitrogen in the plant-soil system This book emphasizes the understanding of various processes and the factors that affect these process , B Prediction of Nitrate Leaching C Estimation of Leaching Losses D Factors Affecting ....

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