Abstract: Biological and physical practices in marketing vegetables and fruits have benefited from research with horticultural crops on the preparation, packaging, distribution and storage of fresh produce. Study of post-harvest physiology and control of crop diseases has resulted in increased production of fresh vegetables, including potatoes and melons. Marketing of commercial crop includes harvesting, sorting, grading, packaging, transport,storage and protection of the vegetabes during wholesale-retail distribution. Suitable environments for thevegetables at each phase of marketing are described to provide information for workers in the vegetable industry.