LONGHAI lies in a fertile agricultural area near the mouth of the winding Nine-Dragon River.
龙海位处土地肥沃的农业区，靠近蜿蜒而下的九龙江的河口。Based on Livestock data from statistic 2001, the current status and tendency of livestock feces pollution are analyzed.
根据2001年畜禽养殖业统计数据，分析了九龙江流域畜禽养殖污染的现状和趋势。The Environmental Problems of Livestock Raising and its Countermeasures in Jiulongjiang Watershed
九龙江流域畜禽养殖业的生态环境问题及防治对策探讨Yamashita, Stephen Jiulongjiang Valley Stream tributary and China are intertwined, adequate water source;
山下，九龙江支流和山谷泉涧纵横交织，水源充足；Characteristics of nitrogen and phosphorus losses with surface runoff in typical sub-watersheds of Jiulong River watershed
九龙江流域典型汇水区地表径流氮磷流失特征分析Characteristics of nitrogen and phosphorus losses from swine production systems in Jiulong River watershed
九龙江流域养猪场氮磷流失特征研究Discussion on the Ecological Self-Rehabilitation of Soil and Water Conservation in Jiulong River Watershed
浅议九龙江流域水土保持生态自我修复Primary research on waterworks wastewater reuse in Jiulongjiang River Basin Waterworks
九龙江流域水厂生产废水回用条件的初步研究Preliminary estimate for the contaminations fluxes from Jiulong River to the sea
九龙江污染物入海通量初步估算