ra Vinh (VNS/VNA) - Three clam farming cooperatives in the Mekong Delta of Tra Vinh with a total area of 433ha have been awarded the Aquaculture Stewardship Council quality certification
(VAN) Tra Vinh is making a positive change from small-scale to full production, becoming the first province in the Mekong Delta to be granted an international certificate for sea clam farming.