The aim of this article to investigate the elderly support resource for living alone elders in Macao,and analyse the related factors.

The main characteristics and strategy of the research is starting from defining the resources the rural aged needs and building on the efective development of the resources, thinking that a new“family-community”model should be established whose goal is to improve the ability and the level of the rural aged obtain the endowment resources.

Nutritional supplies & biodiversities of deep-sea microorganisms and correlative methodologies were introduced here in an ecological point of view, and development of their natural products was prospective in an applied point of view.

In shallow sea,the excretions of cultivated organisms,fouling organisms and wild fish,exchanges of nutrient at the interface between water and sediment or particulate matters are the major nutrient salt sources of self-pollution in culture system.