To cultivate"green"iodine-enriched vegetables,raise the iodine concentration in the soil and prevent endemic iodine deficiency disease(IDD),a series of iodine fertilizer made from algae application experiments were conducted.

The optimum conditions for extration of functional components and preparation of potherb health beverage were obtained.

Potherbs are rich in nutrients and people's fond vegetables in market.

In the snowmelt period of spring and snow thawing in first winter that are appropriate for using fire,we burn poplar-brich natural forests with a certain fire intensity,which can promote the natural forests to update;And the forest fire also promote Potherbs to sprout early and increase production.

Cultivation and utilization of edible wild herbs in Harbin city;

Based on the first-hand materials of field investigation and related literatures about wild vegetable resource in mountainous area of Hanzhong,this article makes a preliminary analysis on the superiority and feasibil-ity of the development of wild vegetable resource.

The fern is a traditional edible wild vegetables with ferns and different kinds of con teuts seed,some different special flavor's fallow food is made by means of suitable processing to meet different consumer.

The wild vegetable which grows in Chang Bai Mountain is abundant.