Rice cultivation techniques

Research objectives: Researching for improved cropping systems with proposed cropping structure on rice-based land in Dong Hy District, Thai Nguyen Province in the period of 2010 -2020; researching and applying some cultivation techniques for the tea production on hilly land in Dong Hy District, Thai Nguyen Province.

0p nguyenthiminh32 12-07-2014 79 5   Download