RESEARCH COOPERATION FOR LIVESTOCK-BASED SUSTAINABLE FARMING SYSTEMS
 IN THE LOWER MEKONG BASIN

 

 

Matching Livestock Systems with Available Resources

Regional Conference organized and sponsored

 by
Sida/SAREC - funded MEKARN Programme
and

National Institute of Animal Husbandry, Hanoi, Vietnam

Ha Long Bay, Vietnam, 25-28 November 2007

(Provisional program.  Links are to the abstracts)

 


Abstract No


Monday, 26 November 2007

08.00

 

Welcome address
Dr Vu Chi Cuong,  NIAH, Vietnam

08.10

1

Research Cooperation for Livestock-based Sustainable Agriculture in the Lower Mekong Basin: Program report;  Ngo Van Man, Brian Ogle and Luu Trong Hieu

 

 

Food or bio-fuel : risks and opportunities

08.30

2

Decline in available world resources; the implications for livestock production systems; R A Leng, Australia

09.00

3

A carbon-neutral model for production of feed and fuel from biomass; experiences in Cambodia and Colombia; T R Preston,  Colombia

09.15

4

Effect of harvest interval on biomass yield of mulberry; Huy Sokchea,  Chhay Ty, Khieu Borin, T.R Preston  and  Mech Phalla, CelAgrid, Cambodia

09.30

 

General discussion on food or bio-fuel

10.00

 

Tea break

 

 

Ruminant production Session

 

 

Tree foliage as protein supplement for cattle and buffaloes

10.15

5

Effects of supplementation of cassava leaf meal before and after calving on birth weight, growth rate of calves and body weight change of buffalo cows in smallholder farms;  Mai Van Sanh, ,National Institute of Animal Husbandry (NIAH, Thuy Phuong – Tu Liem – Hanoi - Vietnam

10.30

7

Effect of levels of sun-dried cassava foliage on growth performance of cattle fed rice straw; Keo Sath and T R Preston, CelAgrid, Cambodia

10.45

8

Cassava (Manihot esculenta, Crantz) leaf meal as a protein source for young cattle fed rice straw; Ho Thanh Tham, Ngo Van Man and T R Preston,  Cantho University, Vietnam

11.00

9

Effects of different  levels and  sources of crude protein supplementation on feed intake, digestibility and nitrogen retention in swamp buffaloes compared to local cattle; Pham Tan Nha, Nguyen Van Thu and  Thomas R. Preston, Cantho University, Vietnam

11.15

21

Evaluation of Tropical Kudzu legume as a potential protein source for cattle in Vietnam; Nguyen Van Hiep and Ngo Van Man, Nong Lam University, Vietnam
 

11.30-1145

 

General discussion on tree foliage as protein supplement for cattle and buffaloes
 

 

 

Manipulation of the rumen eco-system

11.45

 10

Effect of coconut oil and cassava hay supplementation on rumen ecology, digestibility and feed intake in swamp buffaloes; A Phengvilaysouk and M Wanapat, LRC, NAFRI, Laos

 12.00-13.30

 

Lunch break

 

 

 

13.30

11

Effects of mangosteen (Garcinia mangostana) peel and sunflower and coconut oil supplementation on rumen fermentation, milk yield and milk composition in lactating dairy cows; Suchitra Kanpukdee and Metha Wanapat, Khon Kaen University, Thailand

13.45

12

Supplementation of tropical protein feed resources on rumen ecology, microbial protein synthesis and digestibility in swamp buffaloes; Suphawat Joomjantha and Metha Wanapat, Khon Kaen University, Thailand

14.00

13

Effects of supplemental soybean oil and fish oil on rumen ecosystem, intake, digestibility and performance of cattle fattening  in the Mekong Delta, Vietnam; Nguyen Thi Hong Nhan, Nguyen Trong Ngu, T R Preston and R A Leng,  CanthoUniversity, Vietnam
 

14.15

14

Measuring responses to an oil drench and bypass protein (cassava foliage) in local (Yellow breed) cattle fed rice straw and a rumen supplement; Sypraseuth Khonglalien, Bounlieng Khoutsavang and Phonepaseuth Phengsavanh
 

14.30

15

Effects of salt (NaCl) addition to feeding fresh cassava foliage and cassava hay on ruminal ecology digestibility and rice straw intake;  V Phanthavong, K Siton, P Ammaly,  K Sunkanh,  P Vanthong and M Wanapat, , LRC,  NAFRI
 

14.45

16

The physiological mechanism of low purine derivative excretion in urine of buffaloes; Vo Thi Kim Thanh., Hue University of Agriculture and Forestry, Hue, Vietnam
 

15.00

17

Responses of feed intake, digestibility, nitrogen retention, microbial protein and live weight change of swamp buffaloes to different nitrogen sources associated with energy; Nguyen Van Thu, Cantho University, Vietnam
 

15.15-15.30

 

Tea break

15.30

 17a

Effect of sulfur on utilization of fresh cassava foliage and cassava hay on rumen ecology, blood metabolites and hormones in lactating dairy cows; Chamnanwit Promkot and Metha Wanapat, Tropical Feed Resources Research and Development Center (TROFREC), Khon Kaen University, Thailand.
 

15.45-16.00

 

General discussion on manipulation of the rumen eco-system

 

 

 

 

 

Livestock and farming systems

16.00

18

Effects of the mixed system of calf stimulation and restricted suckling on milk production and health of cows and on the performance of the calves at small dairy farms in Central Vietnam; Nguyen Xuan Ba, Nguyen Huu Van and Nguyen Kim Duong


 

16.15

19

Enhancing milk production of heat-stressed dairy cattle fed by different protein proportions associated with energy; Duong Nguyen Khang and T R Preston, Nong Lam University, Vietnam
 

16.30

20

A survey on dairy production, milk quality and milk somatic cell count on smallholder farms in Hochiminh City, Vietnam; Nguyen The Thao and Ngo Van Man,  Angiang University, Vietnam
 

16.45-17.00

 

General discussion on livestock and farming systems

 

   

 

 

 

 

 

Tuesday  27 November (ruminants)

 

 

Tree foliages for goats and sheep

08.00

22

Chemical composition, digestibility and intake characteristics of some tropical foliage species used for goats; Daovy Kongmanila, T R Preston and Inger Ledin, NUOL, Laos

08.15

23

Supplementation with rumen fermentable carbohydrate and sources of 'bypass' protein on feed intake, digestibility and N retention in growing goats fed a basal diet of foliage of Tithonia diversifolia; Khamparn Pathoummalangsy and T R Preston, NUOL, Laos

08.30

24

Effect of feeding different proportions of Melastoma (Melastoma affine, D. Don) foliage and Sesbania grandiflora foliage in the diet on intake, digestibility and N retention of growing goats; Bui Phan Thu Hang, Vo Lam, Tran Thi Tran and Inger Ledin, Angiang University, Vietnam

08.45

25

Biomass production of Tithonia diversifolia (Wild Sunflower), soil improvement on sloping land and use as high protein foliage for feeding goats; Nguyen Van Sao, Nguyen Thi Mui and Đinh Van Binh;  Goat and Rabbit Research Center, NIAH, Vietnam

 

09.00

26

Soybean foliage hay as feed resource for growing goats in dry season; Nguyen Ky Son, Dinh Van Binh and Nguyen Xuan Hung; Goat and rabbit research center, NIAH, Vietnam

 

09.15

27

Effect of method of offering Trichanthera gigantea foliage on feed intake of goat kids in dry season; Ly Thi Luyen, Nguyen Thi Mui and  T R Preston, Goat and Rabbit Research Centre, Sontay, Hatay, Vietnam, National Institute of Animal Husbandry, Hanoi, Vietnam

 

09.30

28

Effect of Moringa oleifera on performance and nitrogen utilization of growing goats; Lam Kim Yen, Luu Huu Manh, Bach Tuan Kiet, Nguyen Nhut Xuan Dung and Tran Phung Ngoi, CTU, Vietnam
 

09.45

 

Tea break

10.00

29

Effect of supplementing urea treated rice straw and molasses with different forage species on the performance of lambs; Khuc Thi Hue, Do Thi Thanh Van and Inger Ledin;  GRRC, NIAH, Vietnam
 

10.15

30

Mimosa pigra for growing goats in Mekong Delta, Vietnam; Nguyen Thi Thu Hong, Angiang University, Vietnam
 

10.30

31

Utilization of forage from intensive feed garden as supplemented roughages for goat raising; Kanitta Tikam, Choke Mikled, Theera Visitpanich, Supharoek Nakkitset and Wichit Sonloi, Thailand

10.45

31a

Significance of supplementing Jackfruit (Artocarpus heterophyllus L) wastes with urea or Gliricidia/cassava leaves on feed intake, digestibility and growth of sheep fed on rice straw basal diet; Kusmartono, Faculty of Animal Husbandry, Brawijaya University
Jl. Veteran – Malang, East-Java – Indonesia
 

11.00 -11.15

 

General discussion on tree foliages for goats

 

 

Medicinal uses of plants and animal behaviour

 11.15

 32

Effects of the dominance-subordinate hierarchy on recognition, acceptance and intake of agro-industrial byproducts offered to animals as a supplement;  Dam Van Tien, HUAF, Hue, Vietnam
 

11.30

33

Using bamboo root to control placenta retention in goats;  Vu Thi Thu Hang, Doan Thi Gang, Dinh Van Binh, Goat & Rabbit Research Centre”, NIAH, Vietnam
 

11.45

34

Further research on application of the local medicinal herb Achyranthes aspera as dietary supplement to prevent diarrhea in piglets; Pham Hong Son, HUAF, Vietnam
 

12.00

35

Research on application of a local medicinal  herb (Tinospora cordifolia) to deworm and fatten beef cattle; Truong Thanh  Nha, Angiang University, Vietnam
 

12.15

 

General discussion on medicinal uses of plants

 

 

 

12.30

 

Lunch

 

 

New feed resources and animal breeding

14.00

36

Nutritional evaluation of ramie (Boehmeria nivea) forage as a feed for ruminants; Dinh Van Tuyen, Pham Bao Duy and Hoang Van Huy,  NIAH, Vietnam

14.15

37

Processing, preserving and improving the nutritive value of fresh rice straw for fattening sheep feeding; Do Viet Minh, NIAH, Vietnam

14.30

38

Using pineapple shoots as roughage for growing sheep; Pham Trong Dai, Dinh Hong Quang, Nguyen Kim Lin, Nguyen Thi Mui, Dinh Van Binh, Goat and Rabbit Research Center, NIAH, Vietnam

 

14.45

39

Developing a data base for monitoring goat and rabbit breeding programs in Vietnam; Tran Van Nghia, Dinh Van Binh, Doan Thi Gang, Nguyen Thi Mui and  T R Preston, Goat and Rabbit Research Centre,NIAH, , Vietnam

 

15.00

 

General discussion on new feed resources and animal breeding

15.15-15.30

 

Tea break

 

 

 

 

 

Aquaculture and recycling (joint sessions)

15.30

40

Fly larvae, earthworms and duckweed as feeds for frogs in an integrated farming system; Latsamy Phounvisouk and T R Preston, LAAREC, NAFRI, Laos

15.45

41

Effects of piggery waste water on growth and composition of  Enydra Fluctuans and Water spinach; Nguyen Thiet, Cantho University, Vietnam

16.00

42

Effect of different nitrogen sources (bio-digester effluent, raw manure, and urea) and harvesting time on biomass yield of sweet potato (Ipomoea batatas L.);  processing and preserving as pig feed; Do Viet Minh, Le Van Huyen and Ngo Thanh Vinh, NIAH, Hanoi, Vietnam

16.15

43

Evaluation of different ratios of manure and water plants on the production of earthworms and humus; Kong Saroeun,, CelAgrid, Cambodia

 

16.30

44

Recycling organic wastes to produce earthworms as a protein supplement in diets for poultry and fish; Bui Xuan Men, Cantho University, Vietnam
 

16.45

45

Effect of recycling effluent on gas production in polyethylene biodigesters; Duong Nguyen Khang, NLU, Vietnam; Chhay Ty, CelAgrid, Cambodia; Soukarn Keonouchanh, LRC, NAFRI, Lao; T R Preston
 

17.00 45a Integrated livestock -fish farming system in the upland of Thailand; Choke Mikled, Theera Visitpanich, Wichit Sonloi, Supharoek Nakkitset and Kanitta Tikam , Chiang Mai University, Thailand.                                                                                  

17.15-17.30

 

General discussion on Aquaculture and recycling

17.45

 

Closing of the Conference
Dr Le Viet Ly

 

 

 

 

 

Posters: Ruminants

Poster

41a

Ensiling with or without additives to preserve pineapple residue and reduce pollution of environment; Nguyen Van Hon and Nguyen Thi Hong Nhan, Cantho University, Vietnam

Poster

46

Application of fresh rice straw treated with  urea and lime as cattle feed for small holder farmers in  villages of An Giang province; Le Thi Thuy Hang, Ngo Van Man and T R Preston, Angiang, Vietnam
 

Poster

47

Feed selection and dietary preferences of browse species by goats on natural pasture in Ninh Thuan province in the Central regions of Vietnam; Do Thi Thanh Van, Dong Quang Truong, Vu Chi Cuong and Inger Ledin;  National Institute of Animal Husbandry, Ninh Thuan Extension Center, Vietnam
 

Poster

48

An investigation of growth rate, reproductive rate, working capacity, economic attributes and changing roles of native buffaloes in the Mekong delta (MD) of Vietnam; Nguyen Van Thu and Tran Hieu Thuan, Cantho University, Vietnam
 

 Poster

49

Biomass productivity of Stylosanthes guiasinensis CIAT 184 in association with Cassava (Manihot esculenta) in sloped land of Thainguyen province and its feeding value for Buffaloes; Nguyen Van Loi, Nguyen Thi Mui, Dang Dinh Hanh and Vu Chi Cuong,  National of Institute of Animal Husbandry, Hanoi, Vietnam
 

 Poster

50

Study on utilization of stems and leaves of Bidens bipinnata as cattle feed; Tran Quoc Tuan,  N Q Toan and Dao Lan Nhi, NIAH
 

Poster 51a Effect of different methods of disposing of goat manure on the infestation level of gastro-intestinal parasites and growth rate of growing goats; Ngo Tien Dung, Hoang Minh Thanh, Chu Duc Tuy, and Dinh Van Binh,  Goat and Rabbit Research Center, Sontay, Vietnam
 
Poster 52b

Effect of  Mimosa pigra and water spinach (Ipomoea aquatica)  on intake, digestibility and growth of goats in Mekong Delta, Vietnam; Nguyen Thi Thu Hong and Nguyen The Lam

Poster 52c Research on application of a local medicinal  herb (Tinospora cordifolia) to deworm and fatten beef cattle; Truong Thanh  Nha, Angiang University, Vietnam
 
Poster 52d Effect of feeding different proportions of  Water hyacinth (Eichhornia crassipes)  and Sesbania sesban foliage in the diet on intake, digestibility and N retention of growing goats; Bui Phan Thu Hang, Truong Thi Bich Phuong,  Vo Lam, and T R Preston, Angiang University, Vietnam
 
Poster 52e Effect of replacement of soybean with mulberry leaves in diets on performance of lactating cows; Pham Kim Cuong,  Nguyen Thanh Trung and Vu Chi Cuong,  NIAH, Vietnam
 

 

 

 

 

Monday 26 November 2007

 

 

Session on Pigs, Chickens and Rabbits

 

 

Foliages as protein sources for growing pigs

10.30

52

Taro as a local feed resource for pigs in small scale household condition; Ngo Huu Toan and T R  Preston, HUAF, Hue, Vietnam

10.45

53

Processing and use of Alocasia macrorrhiza (Giant taro) leaves in the diets of Mong Cai sows and crossbred F1 (Large White x Mong Cai) growing pigs under mountainous village conditions; Pham Sy Tiep, Nguyen Van Luc, Nguyen Manh Hung, Tran Van Tu, Tran Van Phung. NIAH, Hano,  Vietnam.
 

10.15

54

Taro leaves as protein source for growing pigs in Central Viet Nam; Du Thanh Hang and T R Preston, HUAF, Hue, Vietnam

10.30

55

Ensiled taro (Colocasia esculenta) leaves in diets of local crossbred pigs in Cambodia; Pheng Buntha; CelAgrid, Cambodia

10.45

56

Intake, digestibility and N retention by growing pigs fed ensiled or dried Taro (Colocasia esculenta) leaves as the protein supplement in basal diets of rice bran/broken rice or rice bran/cassava root meal; Chhay Ty, Khieu Borin, Preston T R and Mea Sokveasna, CelAgrid, Cambodia

11.00

58

Effect of different levels of water spinach supplement to basal diets of cassava root meal and rice bran for Nutrient digestibility on growth pigs; Bounhong Norachack, Soukanh Keonouchanh, T R Preston and Chhay Ty, LRC, NAFRI, Laos
 

11.15

59

Ileal and total tract digestibility in fattening pigs fed ensiled cassava root diets with protein supplied by cassava leaves and sweet potato vines in both silage and dry form; Nguyen Thi Hoa Ly, Le Duc Ngoan and A.C. Beynen, HUAF, Hue,  Vietnam     
                                              

11.30

60

Growth performance of pigs fed water spinach or water spinach mixed with mulberry leaves, as protein sources in basal diets of cassava root meal plus rice bran or sugar palm syrup plus broken rice; Chiv Phiny, B Ogle, T R Preston and Khieu Borin, CelAgrid, Cambodia
 

11.45

61

Effect of different protein levels derived from mixtures of water spinach and fresh sweet potato vines in basal diets of broken rice or cassava root meal and rice bran for growing pigs; Thim Sokha, T R Preston and Khieu Borin, RUA,  Cambodia 

12.00-14.00

 

Lunch

14.00

62

Mulberry (Morus alba) leaves for growing pigs; Lampheuy Kaensombath, Bounlurth Sivilay and T R Preston , NUOL, Laos

14.15-14.30

 

General discussion on foliage as protein source for growing pigs

 

 

 

 

Foliages as protein sources for pregnant and lactating sows

15.00

63

Effect of replacing soybean meal by a mixture of taro leaf silage and water spinach on reproduction and piglet performance in Mong Cai gilts; Chittavong Malavanh, T R Preston and Brian Ogle, , NUoL, Laos

15.15-15.30

 

Tea break

15.30

64

Comparison of Mong Cai sows with local breed sows under scavenging and improved feeding (ensiled cassava roots, Taro leaves and water spinach) system in farm households in upland provinces of Laos;  Bounlerth Syvilai and Malavanh Chittavong, NUoL, Laos

15.45

65

Use of Giant taro leaves (Alocasia macrorrhiza) for replacement of soybean meal in diets for Mong Cai sows in Central Vietnam; . Hoang Nghia Duyet, HUAF, Vietnam

16.00-16.15

 

General discussion on foliage as protein source for pregnant and lactating sows

 

 

Manipulation of feeds and ideal protein for pigs

16.15

66

Ileal and total tract digestibility and performance in local (Mong Cai) and exotic (Landrace x Yorkshire) piglets fed fibrous diets with or without enzyme supplementation; Tran Thi Bich Ngoc.and B Ogle, NIAH, Vietnam

16.30

67

Effects of fermented liquid feeds and lactobacillus subtilis on improving pig performance and reducing enviromental impact; Nguyen Nhut Xuan Dung, Le Lan Anh, Luu Huu Manh, Department of Veterinary Medicine, Agricultural College, Cantho University, Vietnam

 

16.45

68

Rate of protein deposition in diets with an ideal protein source compared with diets in which the protein has an imbalanced array amino acids in growing F1 (Yorkshire x Mongcai) pigs; Ho Trung Thong, HUAF, Hue, Vietnam
 

17.00 68a

Effects of the fermented liquid and rice distillers grain diets on the growth performance and gut bacterial population in weaned piglets; Tran Thi Thu Hong, Thai Thi Thuy and Jan Erik Lindberg; HUAF, Hue, Vietnam

17.15-17.30

 


General discussion on manipulation of feeds and ideal protein for pigs

 

 

 

 

 

Tuesday 27 November 2007

 

 

Pigs in farming systems

08.00

69

Using recommended protein feed resources and enhancing capacity for women in pig production at mountainous ethnic minority community; Nguyen Thi Loc, HUAF, Vietnam
 

08.15

70

Assessment of feeding practices and feed resources and their utilization in pig production in four main agro-ecological zones of Cambodia; Kong Saroeun, CelAgrid, Cambodia
 

08.30

71

Production of piglets as by-product of fattening; Sithixay Kaylath, NUOL, Laos
 

08.45-09.00

 

General discussion of pigs in farming systems

 

 

Feeding systems for chickens and ducks

09.00

72

Effect of replacement of rice bran with cassava residue meal in diets on the growth and reproductive performance of Luongphuong chickens; Le Hong Son, NIAH, Vietnam
 

09.15

73

Effect of choice feeding on feed intake, production performance and economic efficiency of indigenous (H Mong ) and improved (Luongphuong) laying hens by supplementing unconventional protein feedstuffs. Pham Cong Thieu, NIAH, Vietnam
 

09.30

74

Laying performance of Egyptian hens fed graded levels of Mung bean  (Phaceolus aureus) offal as replacement for Soybean meal and Maize; Le Diep Long Bien and Pham Cong Thieu, NIAH, Vietnam

09.45

 

Tea break

10.00

75

Effect of supplementation of cassava residue meal in diets on the growth performance of Luongphuong broilers; Le Van Huyen, Ninh Thi Len and Nguyen Thi Phung , NIAH, Vietnam

 

10.15

76

Effect of replacing dry fish with cassava leaf meal on diet digestibility and growth rate of local and Pekin ducks; Loan Chhum Phith and Chey Montha, RUA, Cambodia

10.30-10.45

 

General discussion on feeding systems for chickens and ducks

 

 

 

 

 

Forages for rabbits

10.45

77

Effect of different forages on feed intake, digestibility and growth performance of rabbits;  Supharoek  Nakkitset, Choke Mikled and Inger Ledin, Royal Project Foundation, Chiang Mai, Thailand
 

11.00

78

Calliandra foliage as supplementary feed for rabbits fed a basal diet of Guinea grass, Doan Thi Gang, Nguyen Thi Mui and Dinh Van Binh, Goat and Rabbit Research Center, Sontay, Vietnam
 

11.15

79

Indigenous foliages: Kudzu (Pueraria lobata), Coral (Erythrina varieta) and Stylo (Stylosathes plus) as protein feed sources for rabbits; Dam Tuan Tu, Nguyen Thi Mui, Dinh Van Binh and Hoang Minh Thanh

11.30

80

Effect of cassava foliage, para grass and energy from broken rice or sugar on intake and growth rate of rabbits fed a basal diet of water spinach; Pok Samkol, Chhay Ty and T R Preston, CelAgrid, Cambodia

 

11.45

81

Effect of dietary fiber sources on feed intake, nutrient digestibility, growth rate, and economic return of growing rabbits fed sweet potato vine (Ipomoea batatas) and para grass (Brachiaria mutica); Nguyen Thi Kim Dong, Nguyen Van Thu, Brian Ogle and T R Preston, Cantho University, Vietnam
 

12.00

 81a

Effects of feeding vegetable wastes from the local markets on rabbits performance based on a basal diet of fresh water spinach (Ipomoea aquatica) in the Mekong delta of Vietnam; Nguyen Huu Tam, Vo Lam, Vo Thanh Tuan, Bui Phan Thu Hang, Angiang University, Vietnam
 

12.15 81b

Effect of dietary fiber sources on feed intake and nutrient digestibily, growth rate, and economic return of growing rabbits fed water spinach (Ipomoea aquatica) or sweet potato vines (Ipomoea batatas) with or without supplements of Wedelia trilobata and Saciolepsis indica; Nguyen Thi Kim Dong, Nguyen Van Thu and T R Preston
 

12.30-14.00

 

Lunch

 14.00-14.15

 

General discussion on forages for rabbits 

 

 

New feeds for pigs

14.15

82

The prevalence, usages and nutritional components of Rau Dua (Ludwidgia adscendens) and Rau Sam (Portulaca oleracea) as animal feed in the Mekong Delta of Vietnam; Le Thi Men, Vo Minh Goi, Nguyen Hai Dang and Nguyen My Tuyen, Cantho University, Vietnam
 

14.30

83

Effects of replacing of cashew nut oil meal (Anacardium occidentale L .) to soybean meal in the diets on performances of growing pigs;  Bui Huy Nhu Phuc, University of Agriculture and Forestry. Thu duc. HoChiMinh City. Vietnam
 

14.45-15.00

 

General discussion on new feeds for pigs

15.30-17.15

 

Aquaculture and recycling (joint sessions)

17.15

 

Closing of the Conference
Dr Le Viet Ly

 

 

 

 

 

Posters-Pigs

Poster

84

Effect of different protein levels derived from mixtures of cassava leaves meal and sweet potato vines meal in diets based on cassava root meal, maize and rice bran on performance of growing pigs in Central Vietnam. Nguyen Thi Hoa Ly, HUAF, Hue, Vietnam

Poster

85

Effect of supplementary DL-methionine in pig diets with cassava leaves as a major protein source; Du Thanh Hang, Nguyen Quang Linh, T R  Preston, H Everts and A C Beynen, HUAF, Hue, Vietnam

Poster

86

Ileal and total tract digestibility in growing pigs fed cassava root meal and rice bran with inclusion of cassava leaves, sweet potato vine, duckweed and stylosanthes foliage; Du Thanh Hang, Nguyen Quang Linh, H Everts and A C Beynen, HUAF, Hue, Vietnam

Poster

87

Effects of replacing soybean meal  with sesame oil meal to in the diets on performances of growing pigs; Bui Huy Nhu Phuc, University of Agriculture and Forestry. Thu duc. HoChiMinh City. Vietnam

Poster

88

Effect of fresh mulberry leaves, fresh sweet potato vine or a mixture of both foliages on intake, digestibility and N retention of growing pigs given a basal diet of broken rice; Chhay Ty, Khieu Borin and Chiv Phiny, CelAgrid, Cambodia

Poster

89

Evaluation of uncultivated vegetables for pigs kept in upland households; Ngo Huu Toan and T R Preston, HUAF, Hue, Vietnam
 

Poster

91

Effect of different techniques for fermenting liquid feed on  performance and enterobacteria counts  of grower and finisher pigs; Nguyen Nhut Xuan Dung, Pham Quang  Minh,  Luu Huu Manh and Vo Minh Goi; Department of Veterinary Medicine, Agricultural College, Cantho University, Vietnam