COVER NATIONAL SEMINAR-WORKSHOP

SUSTAINABLE LIVESTOCK PRODUCTION ON LOCAL FEED RESOURCES
Contents

University of Agriculture and Forestry, Ho Chi Minh City
September 10–14, 1996


Organized and Sponsored by


FAO
(Regional Network on Better Use of Local Feed Resources in SE Asia)		IFS
(International Foundation for Science, Sweden)		MARD and MET
Ministry of Agriculture and Rural Development and Ministry of Education and Training of Vietnam		SAREC-SIDA (MSc Project on Sustainable Livestock-based Farming Systems)
Swedish Agency for Research Cooperation with Developing Countries

Objectives:

(Edited by T R Preston, Le Viet Ly and Luu Trong Hieu)


AGRICULTURAL PUBLISHING HOUSE
HOCHIMINH CITY - 1997


PROGRAMME

10 September 1996
Tuesday:

08.00–9.00Registration
09.00–09.15Welcome Speech by the Rector of the University of Agriculture and Forestry, Ho Chi Minh City
09.15–09.30Welcome Speech by Professor Luu Trong Hieu, University of Agriculture and Forestry, Ho Chi Minh City
09.30–09.45Welcome Speech by Dr. Goran Bruhn, SAREC, Stockholm
09.45–10.00Welcome Speech by Dr. Brian Ogle, Co-ordinator SAREC programme
10.000–10.15Coffee
10.15–11.00Progress in developing sustainable farming systems in Vietnam;
Le Viet Ly, NIAH
11.00–11.45The role of livestock in meeting the food production needs for the 21st Century; T.R. Preston, Finca Ecologica.
University of Agriculture and Forestry, Ho Chi Minh City
11.45–13.20Lunch
 Crop Production
13.20–13.40Effect of mulching, row width and plant material on biomass yield and brix of sugarcane and on soil fertility: Nguyen Thi Mui, Dinh Van Binh, Le Viet Ly and T. R. Preston; Goat and Rabbit Research Centre, Son Tay
13.40–14.00Effect of planning date on biomass yield and brix of sugarcane and on the feeding value of the juice for pigs : Nguyen Thi Mui, Dinh Van Binh, Le Viet Ly and T. R. Preston; Goat and Rabbit Research Centre, Son Tay
14.00–14.20Biomass production and feed quality of multipurpose trees; Nguyen Phuc Tien, Dinh Van Binh, Le Viet Ly, Nguyen Thi Mui and T.R. Preston; Goat and Rabbit Research Centre, Son Tay
14.20–14.40Effect of shade on biomass production and composition of the forage tree Trichanthera gigantea: Nguyen Thi Hong Nanh, Nguyen Van Hon, Vo Van Son and T.R.Preston; University of Cantho
14.40–15.00Effect of management practices and fertilization rates with biodigester effluent on biomass yield and composition of duckweed : Nguyen Duc Anh and T.R. Preston; University of Agricultural and Forestry, Thu Duc, Ho Chi Minh City
15.00–15.20General discussion
 Monogastric Animal Nutrition
15.20–16.00Coffee
16.00–16.20Use of Trichanthera gigantea leaf meal and fresh leaves as livestock feed: Nguyen Thi Hong Nhan, Nguyen Van Hon, Vo Van Son and T. R. Preston; University of Cantho
16.20–16.40Supplements for fattening ducks on small farms in the Mekong Delta : Nguyen Thi Kim Dong and Trinh Huu Phuoc; University of Cantho
16.40–17.00Duckweed (Lemna spp) as partial replacement for soya bean meal in a basal diet broken rice for fattening ducks : Bui Xuan Men, Vuong Van Su, B. ogle and T. R. Preston; University of Cantho.
17.00–17.20Effect of dietary protein level on performance of fattening pigs fed a diet of raw sugar and water spinach (Ipomoea aquatica): Bui Hong Van, Le Thi Men, Vo Van Son and T. R. Preston; University of Cantho
17.20–17.40Effect of dietary protein level on reproductive performance of pigs fed a diet of raw sugar and water spinach (Ipomoea aquatica) : Le Thi Men, Bui Hong Van and T. R. Preston; University of Cantho
11 September 1996
08.00–08.20Supplementing a cassava root meal diet for fattening pigs with water spinach (Ipomoea aquatica) and protein supplement : Bui Hong Van, Vo Van Son, Le Thi Men and T. R. Preston; University of Cantho
08.20–08.40Effects of supplements on performance of scavenging ducks raised in the paddy field : Bui Xuan Men, Vuong Van Su, Ogle R. B. and T. R. Preston; University of Cantho
08.40–09.00Use of duckweed as a protein source for indigenous pigs (Mong Cai) : Lylian Rodriguez, Vo Thanh Hai and T. R. Preston, Finca Ecologia, UAF, HCM City
09.00–09.20Replacing concentrates with molasses blocks and tree leaves in the diet of growing and lactating rabbits : Le Thu Ha, Le Thi Bien, Nguyen Quang Suc and T. R. Preston; Goat and Rabbit Research Centre, Bavi
09.20–09.40Effects of energy source on nutritive value of dried cassava leaves for growing pigs; Nguyen Van Lai, Bui Huy Nhu Phuc, B. Ogle and T.R. Preston; UAF, HCMC
09.40–10.00Coffee
10.00–10.20Using molasses and ensiled shrimp heads as feed for pigs : Du Thanh Hang, University of Hue
10.20–10.40Housing rabbits in “burrows” or in cages in North Vietnam; Nguyen Quang Suc, Dinh Van Binh and T.R. Preston; Goat and Rabbit Research Centre, Bavi
10.40–11.00Nutritive value of dried and ensiled leaves of cassava for growing pigs : Bui Huy Nhu Phuc, Le Thi Kim Lan and B. Ogle; UAF, HCMC
11.00–11.20Preliminary studies on feeding whole sugar cane stalk to Mong Cai pigs; Vo Thanh Hai and T.R. Preston, Finca Ecologica, UAF, HCMC
11.20–12.00General Discussion
12.0Lunch
 Ruminant Production
14.00–14.20Effect of cassava root waste (from starch processing) on rumen ecosystem in cattle; Duong Nguyen Khang, Nguyen Duc Anh, Phan Duc Quy and Tran Van Nam Son, University of Agriculture and Forestry, Ho Chi Minh City
14.20–14.40Fattening goat kids with sugarcane juice and boiled soya beans : Nguyen Thi Duyen, Nguyen Thi Mui, Dinh Van Binh, F. Dolberg, Le Viet Ly and T.R. Preston; Goat and Rabbit Research Centre, Son Tay
14.40–15.00Comparison of foliages of Trichanthera gigantea, Jackfruit, banana leaves and Acacia mangium as protein sources for lactating goats fed a basal diet of rice straw and immature sugar cane : Le Thi Bien, Nguyen Thi Duyen, Dinh Van Binh and T.R. Preston; Goat and Rabbit Research Centre Son Tay
15.00–15.20Milk production from local unimproved cattle in villages in Son Tay province: Pho Thi Nghia, Dinh Van Binh, Nguyen Quang Suc, Le Viet Ly and T.R. Preston; Women's Union, Son Tay Town and Goat and Rabbit Research Centre, Bavi
15.20Coffee
15.40–16.00Ensiling groundnut vines as a protein supplement for cattle and pigs : Bui Van Chinh and Le Viet Ly, NIAH, Hanoi
16.00–16.20Effect of work on milk production in Murrah buffaloes : Nguyen Van Thu and Nguyen Van Cu; University of Cantho
16.20–16.40Nutritive value of waste from cashew apple processing as feed for cattle : La Van Kinh and T.R. Preston, Institute of Agricultural Sciences, HCMC
16.40–17.00Studies on the rumen ecosystem in swamp buffaloes fed local feed resources: Nguyen Van Thu, Nguyen Thi Kim Dong and T.R. Preston, Cantho University, Cantho
17.00–17.20Supplementation of rice straw with cottonseed meal for dairy cattle: Metha Wanapat, Khon Khaen University, Thailand
17.20–17.40General discussion
12 SeptemberRecycling livestock wastes
08.00–08.20How to transfer low-cost plastic biodigester technology to poor farmers : Duong Nguyen Khang, Le Vinh Sy and Vo Hoang Quang; University of Agriculture and Forestry, Ho Chi Minh City.
08.20–08.40Evaluation of performance of low cost plastic film continuous flow biodigesters in villages in South Vietnam : Bui Xuan An and T.R. Preston; University of Agriculture and Forestry, Thu Duc, Ho Chi Minh City.
08.40–09.00Evaluation of low-cost plastic biodigesters in Cambodia : Than Soeurn, Department of Animal Health and Production, Ministry of Agriculture, Cambodia
09.00–09.20Feeding and management systems employed by landless farmers with local and improved Muscovy ducks in the Mekong Delta : Nguyen Thi Kim Dong, Nguyen Van Thu, Trinh Huu Phuoc, B. Ogle and T. R. Preston; University of Cantho
09.20–09.40General discussion
09.40–10.00Coffee
 Participative research on family farms in Vietnam
10.00–10.20Evaluating farmer knowledge on use of indigenous plants and shrubs in human and animal nutrition : Nguyen Nhut Xuan Dung, Cantho University
10.20–10.40Results from on - farm trials in introducing pig fattening systems with cassava root meal and ensiled cassava root in Binh Dien village in Hue province : Nguyen Thi Loc, B. Ogle and T.R. Preston, University of Hue
11.00–11.20Results from on - farm trials in introducing new technologies (biodigester and ponds for water plants) in Xuan Loc and Binh Dien villages in Hue province: Lylian Rodriguez, Nguyen Thi Loc, Mde Chi and T.R. Preston, University of Hue, SAREC project and Women's Union, Binh Dien
11.20–12.00Results in villages in Bac Thai province of introducing pig fattening with sugarcane juice : Mde Tao, -- Minh, Bui Van Chinh, Le Viet Ly and T.R. Preston; NIAH, Hanoi and Women's Union, Bac Thai province
11.40–12.00Results in villages in Cao Bang province of introducing pig fattening with sugarcane juice and biodigesters : Mai Van Sanh, Le Viet Ly and T.R. Preston; Women's Union, Cao bang province, NIAH, Hanoi
12.0Lunch
14.00–14.20As study on the use of the sugar palm tree for different end uses in Cambodia; Borin Khieu, Department of Animal Health and Production, Ministry of Agriculture, Phnom Penh, Cambodia
14.20–14.40On - farm trial with local and Tam Hoang chickens on local feed resources; Nguyen Thi Kim Dong, Can tho University, Cantho
14.40–15.00General discussion
15.00–15.20Coffee
15.20–16.00Conclusion and Recommendations : E. R. Θrskov, Rowett Research Institute, Aberdeen, Scotland, UK
16.00Closing of Seminar; Vo Tong Xuan, Cantho University
13 SeptemberField visits
08.00–12.00UAF and Farms with biodigesters - fish in Song Be province

Contents

1. International Cooperation for Sustainable Livestock Production on Local Feed Resources; Luu Trong Hieu

2. The path towards progress - appropriate technologies which are accepted by farmers; Le Viet Ly

3. The role of livestock in integrated farming systems in the tropics; T R Preston

4. Effect of management practices on yield and quality of sugar cane and on soil fertility; Nguyen Thi Mui, Dinh van Binh, Le Viet Ly and T R Preston

5. Biomass production and feed quality of multi-purpose trees; Nguyen Phuc Tien, Dinh van Binh, Le Viet Ly, Nguyen Thi Mui and T R Preston

6. Effect of planting season and type of fertilizer on biomass yield and quality of sugar cane; Nguyen Thi Mui, T R Preston, Dinh van Binh, Le Viet Ly and Ngo Tien Dzung

7. Effect of shade on biomass production and composition of the forage tree Trichanthera gigantea; Nguyen Thi Hong Nhan, Nguyen Van Hon and Vo Van Son

8. Effect of management practices and fertilization rates with biodigester effluent on biomass yield and composition of duckweed; Nguyen Duc Anh and T R Preston

9. Use of Trichantera gigantea leaf meal and fresh leaves as livestock feed; Nguyen Thi Hong Nhan, T R Preston and Frands Dolberg

10. Effect of level of local supplements for fattening muscovy ducks by poor farmers in remote villages in Mekong delta of Vietnam; Nguyen Thi Kim Dong, B Ogle and T R Preston

11. Effect of dietary protein level and duckweed (Lemna spp) on reproductive performance of pigs fed a diet of ensiled cassava root or cassava root meal; Le Thi Men, Bui Hong Van, Mai Thi Chinh and T R Preston

12. Duckweed (Lemna spp) as protein supplement in an ensiled cassava root diet for fattening pigs. Bui Hong Van, Le Thi Men, Vo van Son and T R Preston

13. Effect of housing system (cage versus underground shelter) on performance of rabbits on farms; Nguyen Quang Suc, Dinh Van Binh, Le Thi Thu Ha and T R Preston

14. The introduction of low-cost polyethylene tube biodigesters on small scale farms in Vietnam; Bui Xuan An, Thomas R Preston and Frands Dolberg

15. Chemical composition of cashew apple waste ensiled with poultry litter; La Van Kinh, T R Preston, Vu Van Do and Dang Duc Phuong

16. The nutritive value of sun-dried and ensiled cassava leaves for growing pigs; Bui Huy Nhu Phuc, R B Ogle, J E Lindberg and T R Preston

17. Cottonseed meal supplementation of dairy cattle fed rice straw; M Wanapat, K Sommart and K Saardrak

18. Protein supplementation of traditional diets for crossbred pigs under village conditions in Central Vietnam; Nguyen Thi Loc, Brian Ogle and Thomas R Preston

19. Cassava root silage for crossbred pigs under village conditions in Central Vietnam; Nguyen Thi Loc, R Brian Ogle and Thomas R Preston

20. Feeding pigs by sugarcane juice and introducing biodigesters to small scale farmers in Caobang province; Mai Van Sanh, Vien thi La, Le Viet Ly and T R Preston

21. Egg production and economic efficiency of Khaki Campbell ducks reared on locally available feedstuffs in the coastal land stretch of the Red River Delta; Luong Tat Nho and Hoang Van Tieu

22. Bac Thai women's acceptance of the technology of pig production with sugar cane juice and agricultural by-products; Hoang Thi Tham, Hoang Thi Tao, Le Viet Ly and Bui Van Chinh

23. The role of the sugar palm tree (Borassus flabellifer) in livestock based farming systems in Cambodia; Khieu Borin, Than Soeurn, T R Preston and Kenji Sato

24. Local feed resources and indigenous breeds: fundamental isues in integrated farming systems; Lylian Rodriguez and T R Preston

25. Evaluation of farmer knowledge and their composition on the use of non-cultivated plants for livestock feed in the Mekong delta of Vietnam; Nguyen Nhut Xuan Dung, Britta Antonsson-Ogle and P Udén

26. A study of feed degradability and rumen environment of swamp buffaloes; Nguyen Van Thu

27. Evaluation of the seminar on “Sustainable Livestock Production on Local Feed Resources”; E R Ørskov