ISO 16075-4:2016提供了以下建议: ·监测用于灌溉的经处理废水（TWW）的质量； ·监测灌溉植物； ·监测土壤的盐度； ·监测邻近环境中的自然水源； ·监测水库中的水质。 它强调采样方法及其频率。关于分析方法，ISO 16075-4:2016指的是标准方法，如果没有，则指其他参考文献。

ISO 16075-4:2016 provides recommendations regarding: · monitoring the quality of treated wastewater (TWW) for irrigation; · monitoring irrigated plants; · monitoring the soil with regard to salinity; · monitoring natural water sources in neighbouring environments; · monitoring the quality of water in storage reservoirs. It puts emphasis on sampling methods and their frequency. Regarding the methods of analysis, ISO 16075-4:2016 refers to standard methods or, where not available, to other bibliographical references.