Jakrapong Buakla. 2007. Plant diversity and soil properties in smallholding rubber-based agroforestry plantations in Phatthalung and Nakhon Si Thammarat provinces. Faculty of Forestry, Kasetsart University; DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KU.the.2007.615
Jakrapong Buakla. (2007) Plant diversity and soil properties in smallholding rubber-based agroforestry plantations in Phatthalung and Nakhon Si Thammarat provinces . Kasetsart University/Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KU.the.2007.615
Jakrapong Buakla. Plant diversity and soil properties in smallholding rubber-based agroforestry plantations in Phatthalung and Nakhon Si Thammarat provinces. . Bangkok:Kasetsart University, 2007. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KU.the.2007.615
Jakrapong Buakla. (2007) Plant diversity and soil properties in smallholding rubber-based agroforestry plantations in Phatthalung and Nakhon Si Thammarat provinces . Kasetsart University/Bangkok. DOI : https://doi.nrct.go.th/ListDoi/listDetail?Resolve_DOI=10.14457/KU.the.2007.615