Sa Pa

UNION UNIVERSITY NGUYEN VIET ANH TOURIST PARTICIPATION IN PROTECTING THE NATURAL ENVIRONMENT AT SA PA TOURIST AREA, LAO CAI PROVINCE MASTERS THESIS IN SOCIOLOGY CODE: 831 03 01 SCIENTIFIC INSTRUCTOR: ASSOCIATE PROFESSOR, DR. DO THI VAN ANH HANOI, 2021 COMMITMENT I hereby certify that the Masters ...

The pot has small holes to create ventilation and prevent the plant from getting waterlogged. The growing medium for Dendrobium can be coconut fiber that has been treated to prevent mold, the best is still a growing medium made of charcoal, which both creates ventilation and is less likely to rot, ...