Model of public–private partnership in organic rice production in rice–shrimp cultivation system in Cuu long delta, Vietnam

Abstract

During 2014-2016, farmers in Chau Thanh district, Tra Vinh province, Vietnam under financial support from Tra Vinh Department of Science and Technology, applying technical package and supervision of IAS and economic contract of Ecotiger Ltd, Company produced, processed and exported organic rice following standard of EU, USDA and JAS to EU and America. In 2015, mean yield of organic rice was 4.29 MT/ha, inorganic rice being 5.40 MT/ha, net profit of organic rice was 3,431,000 VND/ha higher than inorganic rice. In total 50 ha, total profit was 1,201,150,000 VND. In 2016, profit of organic rice was 36,481,250 VND/ha, while inorganic rice being 23,950,000 ND/ha. Profit ratio of organic rice was 2.7; inorganic rice being 1.7, net profit was 12,531,250 VND/ha. Besides, each hectare of tiger prawns or crabs rotated after organic rice harvested 70 million VND, net profit of 40 million VND. In some areas, models of raising green lobster intercropped with rice + raising other sources of sea fishes (goby, mullet, or land shrimp) had additional income of 20-30 million VND/ha. In 2015 about 200 MT and 2016 about 600 MT of organic rice attained organic standard of EU, USDA and JAS exported to EU and America. Ecotiger 1 strives for 2000 MT under contract of exporting to foreign partners.

Comparison of Three Machine Learning Algorithms Using Google Earth Engine for Land Use Land Cover Classification

“…The Mardan district, in the Peshawar Valley, was part of the district of Peshawar until 1937. In 1937, Mardan became an independent district and now is an important city in the province ( Thanh et al 2018 ). The city of Mardan is 64 km from the provincial capital of Khyber Pakhtunkhwa and 148 km from the federal capital of Pakistan ( Yar et al 2016 ).…”