Spatial distribution of soil nitrogen phosphorus and potassium in black pepper cultivation in Sarawak, Malaysia
Black pepper in Sarawak is cultivated on hilly topography due to natural land formation which provide good water drainage. Nitrogen, phosphorus and potassium are mostly insufficient due to nutrients loss subsequent to leaching and surface runoff. A study combining the use of global positioning syst...
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| Formato: | Tese |
| Idioma: | English English |
| Publicado em: |
2018
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| Acesso em linha: | http://psasir.upm.edu.my/id/eprint/83276/1/t%20FSPM%202018%204%20%281800001039%29.pdf |