Water Chestnut harvest, farmer in deep mud picking aquatic Vegetable, Vietnam

worker farming farmer agriculture cultivated deep mud plantation plucking harvest mud waternut aquatic vegetable environment water chestnut organic basket under water plant vegetable occupation asiatic vietnam handmade eleocharis dulcis plant ingredient field marshes countryside bulbs pond outdoor vegetarian person asia brown traditional dessert diet native nature fresh culture culinary traditional vietnamese natural aquatic sweet jam delicious dessert