Objective Develop seedling production techniques of native tree species including vegetative propagation techniques and useful techniques for the practical use of the microorganisms to stimulate the growth of the seedlings in nursery. Furthermore, establish and create foundation for native species seedling production, which will include seed orchard of native tree species. The techniques for seedling production of native tree species will be transferred to farmers through … [Read more...]

Objective To establish of Melaleuca plantations in seasonally flooded land to protect and preserve plantations of native tree species, and to develop guidelines on planting Melaleuca on seasonally flooded land applicable in the watershed areas.   Experiment site Hoa Binh watershed areas, Hoa Binh province   Contents The contents of the experimental models are summarized in the following table.   Proposed models for establishment of … [Read more...]

This picture shows the situation before thinning of Acacia. This picture shows the growth meaurement of native trees after thinning of Acacia   … [Read more...]

Objective To identify suitable thinning intensity of nurse trees for enhancing optimal growth of various native tree species planted in mixed plantation and to study effects of thinning intensity on the litter fall and nutrient return.   Experiment site CauHaiSilvicuturalExperimentResearchCenter- Phu Tho Province.   Contents The plantations were established in 1997, 1998 and 2001 in Silvicutural Experiment Research Center, Doan Hung district, Phu … [Read more...]

Planting area in bare land Erythrophloeum fordii one year after planting   Melia azedarach developed from a seed sowed directly in bare land       Seed trap surveying seed production in natural stand     … [Read more...]

Objective Develop sets of silvicultural techniques for natural forest rehabilitation, which can be applied under 661 Program (Rehabilitation program of Vietnamgovernment).   Experiment site Experiment area locates in 3 communes in Hoa Binh dam (Vay Nua commune in Da Bac district, Binh Thanh and Thung Nai commune in Cao Phong district).   Contents The contents of the experiments are summarized in the following table.   Experimental … [Read more...]

https://vafs.gov.vn/en/2010/07/227/

                                  Baseline survey       Participatory rural appraisal (PRA)         Study tour     Land preparation for enrichment planting in community forest … [Read more...]

Objectives An on-farm trial (OFT) is generally defined as an indispensable tool for developing and validating technology applied by local people (farmers). In the RENFODA Project, the OFT aims at evaluating the biological, technical, socio-economic, institutional, policy-related feasibility of improved technology on farmers’ fields, and making recommendations to the 661 Programme. In detail, the OFT is i) to assess the problems and constraints of the 661 Program at the … [Read more...]

  Target communes and villages At present, there are totally 5 target communes among which 2 communes had been selected before the commencement of the Project according to an agreement between the Vietnamese and Japanese sides, and initiated in 2004. The other 3 communes were selected on the base of a baseline survey conducted in 18 communes and initiated in 2005. There are 2 target villages selected in each commune based on criteria and indicators that obtained from the … [Read more...]

Experiment models -Native trees Plantation (4 models) -Direct sowing(3 models) -Enrichment (2models) -Assist natural regeneration (4 models) -Total 24 models+3 ctrl. -Area 30.9 ha (mainly Thung Nai, Binh Thanh, Vay Nua commune)     Main tree species + Indigenous Trees( 7 species) Erythrophleum fordii, Peltophorum … [Read more...]