Effects of zeolite and liquid urea on growth of black pepper (Piper nigrum L.)
Ammonia volatilization is one of the major problems which leads to poor urea-N use efficiency. When urea is applied to the soil, it temporarily raises soil pH and hence causes ammonia volatilization. Ammonia loss is associated with soil properties such as pH and CEC. As black pepper is known for...
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| Format: | Thesis |
| Language: | English |
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2012
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| Online Access: | http://psasir.upm.edu.my/id/eprint/78053/1/FSPM%202012%207%20ir.pdf |