M. R. Hassan

• PhD in Poultry Nutrition and Physiology
• Research Officer at Bangladesh Livestock Research Institute

THE PRESENT STUDY assessed the effect of replacing antibiotic growth promoters (AGP) with an AGP-free program on broiler chicken performance and economic returns. Therefore, these studies were conducted in two separate experiments. The first experiment was started at the BLRI research farm to determine the use of antibiotics in the broiler chicken’...

Milk contamination by dairy workers' spoiled hands, unclean utensils, microbes, and polluted water has caused many milk-borne epidemics. Most milk-borne zoonoses are also contracted by drinking infected milk. Bangladesh lacks milking hygiene and farmer awareness, and the milk cleanliness of dairy farmers awareness and practices in different regions...

The experiment was undertaken to know the effect of different light wavelength on the performance, meat qualities, and blood properties of broiler chicken. A total of 600-day old broiler chicks were weighted and equally allotted to the following five light treatments with six replications: red (R 660-670 nm), yellow (Y 590-610 nm), green (G 540-560...

Background: The sources of milk play a significant role on overall milk quality. Therefore, the current study was intended to evaluate the quality (physiochemical, compositional, and microbiological) and detect the adulterants in milk. Methods: A total of 200 milk samples were collected during mid of October to mid of December 2022 from four source...

1. The study evaluated the effect of dietary metabolisable energy (ME) content and crude protein (CP) level on the growth performance and behaviour of ducks.2. A total of 720, Cherry Valley ducks were allocated to 36 pens in groups of 20 birds. For the initial period, from 1 to 21 d age, six diets, containing a standard (SME), low (LME) and high (H...

The existing research program was undertaken to associate the presentation of Bangladesh Livestock Research Institute (BLRI) settled layer strain-2 "Shorna" with a commercial strain (ISA Brown). To conduct this study, a total of 120 ISA Brown and 120 Shorna pullets were selected at chance from the prevailing batch at the age of twelve weeks. Birds...

The present study was conducted to assess the comparative laying performances of three native chicken genotypes under intensive management. Egg production was recorded up to 280 days. For Kadaknath (K), a total of 500 pedigree hatched day old chicks were identified individually by wing band. In seventh generation, 26.19%, 10.89% and 18.18% birds of...

The present study was conducted to assess the comparative laying performances of three native chicken genotypes under intensive management. Egg production was recorded up to 280 days. For Kadaknath (K), a total of 500 pedigree hatched day old chicks were identified individually by wing band. In seventh generation, 26.19%, 10.89% and 18.18% birds of...

Two experiments were conducted to evaluate the supplemental effects of Arginine (Arg), Glutamine (Gln) and Tryptophan (Trp) on growth performance, gut morphology, immune response and meat quality of broilers. In experiment 1, 312 one-day-old Ross×Ross broiler chicks with similar body weight were randomly assigned to 4 dietary treatments (C, control...

This study was conducted to evaluate the effect of different monochromatic light-emitting diode colours on the behaviour and welfare of broiler chicks. A total of 750 one-day-old chicks were used and lighting was set up as follows: pure blue (PB, 440–450 nm), bright blue (460–470 nm), sky blue (480–490 nm), greenish blue (500–510 nm), and green (53...

Background and Objective: There is enormous scope of meat type duck farming but limited feeding and management guidelines hampering to harvest the potentiality. Therefore, the current study was carried out to evaluate the growth performance of meat type Pekin ducks reared in complete confinement system for 56 days by feeding diets of various nutrie...

The present experiment was conducted to evaluate the effects of different kinds of probiotics on the performance, blood properties, egg quality, and yolk fatty acid composition of laying hens. A total of 360 Lohmann light laying hens were randomly divided into four groups with 5 replicates of 18 birds in each replicate pen. Birds had ad libitum acc...

The present experiment was conducted to evaluate the effects of different kinds of probiotics on the performance, blood properties, egg quality, and yolk fatty acid composition of laying hens. A total of 360 Lohmann light laying hens were randomly divided into four groups with 5 replicates of 18 birds in each replicate pen. Birds had ad libitum acc...

Background and Objective: Bangladesh imports parent and grandparent chick from abroad to meet its internal demand of day old commercial chick. The development of layer strain considering the existing environment is a long desire in the country. Therefore, the present experiment was undertaken to compare the performance, egg quality, blood propertie...

Two experiments determined the effects of various monochromatic light emitting diode (LED) light colors on performance, blood properties, bone mineral density, meat quality properties, and fatty acid composition of ducks. In Experiment 1, 720 1-d-old Cherry Valley ducklings were divided into four light treatments (six replicate pens/treatment; 30 d...

The present experiment was conducted to evaluate the effect of dietary energy and protein on the performance and behavior of ducks. A total of 600 d-old ducklings were divided into 3 × 2 factorial arrangements (4 replicate pens/treatment; 25 ducks/pen) and were assigned to the diet containing (1 –21 d, 2850, 2900 and 2950 kcal of ME/kg and 22–42 d,...

p>The present study was considered to estimate the variance components, heritability and prediction of breeding values (PBV) for important growth traits of exotic goat. Traits were considered birth weight, weaning weight, 6 months weight and weight at 9 months. Data were collected from the goat farm of Bangladesh livestock research institute (BLRI)...

Two studies were conducted separately with different combinations of light emitting diode (LED) colour to evaluate the performance, blood properties, meat fatty acid composition and immunity of broiler chicks. In Experiment 1, 1536 one day old Ross × Ross broiler chicks were randomly divided into 8 treatments with three replications: red (R), green...

The present study was conducted to evaluate the effect of different milk replacers on the performance of kids. In a 60-day feeding trial, twenty kids of both sexes (15 days of age and average 1.9 ± 0.4 kg BW) were divided into four groups having five kids in each and were assigned to four treatments: milk replacer prepared using shoti (Curcuma zedo...

The present study evaluated the effect of monochromatic and combinations of light emitting diode light color on the performance and behavior of laying hens. At 12 weeks of age, 600 Hy-line Brown pullets were randomly divided into eight lighting treatments with three replicates of 25 birds in each room. The lightning was set-up as follows; white (W,...

This study was performed to observe the effect of monochromatic light emitting diode (LED) light colour and bird age on the behaviour and fear response of ducks. A total of 200 1-day-old ducklings were used in the experiment (two replications, 25 ducklings/pen), and lighting was set up as follows: white (W, control, 400-770 nm), yellow (Y, 600 nm),...

The effects of various light emitting diode colors were observed on laying hen behavior A total of 200 Hy-line brown laying hens were employed, and lighting was performed as follows; white (W, control; 16 h/d), red (R; 618-635 nm; 16 h/d), green (G; 515-535 nm; 16 h/d), blue (B; 455-470 nm; 16 h/d), red?green (R?G; 14 h→2 h/d), red?blue (R→B; 14 h→...

This study observed the effect of different LED light colour on the behaviour and fear responses of broilers. In experiment 1, 400 broilers were placed into eight different light treatments. In experiment 2, six different light colours with five different age groups were considered. In experiment 1, use of a red and red–yellow mixed light significa...

We evaluated the effect of monochromatic and combined light emitting diode (LED) light colour on performance, ovarian morphology, and reproductive hormone and biochemical blood parameters in laying hens. A total of 600 Hy-line Brown pullets, 12 weeks of age, were divided (25×4×6 = birds × replications × treatments) as follows: red (R), green (G), b...

An experiment was conducted to evaluate the effect of dietary metabolizable energy (ME) and crude protein (CP) on the performance , egg quality, blood properties, bone characteristics and yolk fatty acid composition of organic laying hens. At 23 weeks, a total of 600 Brown nick laying hens were randomly distributed into 24 outdoor pens (4 replicate...

An experiment was conducted to investigate the effect of monochromatic and mixed light color on performance, bone, meat quality, blood properties and immunity of broiler chicks. In experiment 1, 1,200 Ross×Ross 1-day old chicks were equally allotted to the following 8 light treatments with 3 replications: red (R), yellow (Y) green (G), blue (B), mi...

Different housing systems have considerable influence on performance in poultry production. Therefore, the present study was undertaken to investigate the impact of different housing systems on the performance, bone mineral density and egg yolk fatty acid composition in laying hen. Hy-line brown pullets (n=450) of 12 weeks age were randomly divided...

The present study was undertaken to investigate the feeding Rubus coreanus Miguel byproducts (RCMB) on the performance, blood composition and hormone concentrations of crossbred chicks. Day-old male crossbred chicks (384) were allocated to four RCMB (0, 0.25, 0.5, 1.0%) level in the diets with six replication having 64 chicks in each treatment. Fou...

Sixteen female Black Bengal goats (10 ± 0.6 months of age and 11.5 ± 1.3 kg live weight) were divided into four groups having four goats in each. In a completely randomized design, A, B, C and D were given 150, 200, 250 and 300g concentrate mixture with ad libitum green grasses. Total dry matter (DM) intake (333.6, 374.7, 416.3 and 456.5g/day in gr...

This study was undertaken to investigate the performance of native sheep in Bangladesh. Data were collected during 2004-2010 from sheep of the Barind, Jamuna and Coastal areas. The phenotypic characteristics did not differ significantly, but ears were shorter in Barind than in Jamuna and Coastal sheep. The coat colour was 45% white, 26% brown, 24%...

This study was conducted to evaluate the etiects ot two different types ot barley on the performance, meat quality and blood properties of broiler chicken. A total of 320 Ross x Ross, day old male broiler chickens were divided into five different treatments with four replications (16×4×5 = birds x replications x treatments): commercial diet (contro...

To investigate the influence of multi-probiotic, fermented ginseng byproduct and fermented sulfone on the performance, intestinal microflora and immunity of broiler, a five weeks trial was conducted with 340, 1-d-old Ross×Ross broiler. All broilers were divided into five different groups having 68 birds in each treatment, and they were assigned as...

The present study was considered to estimate the variance components, heritability and prediction of breeding values (PBV) for important growth traits of exotic goat. Traits were considered birth weight, weaning weight, 6 months weight and weight at 9 months. Data were collected from the goat farm of Bangladesh livestock research institute (BLRI),...

The effects of oral administration of seven mL soybean oil/ kg live weight (LW) on the performance and carcass characteristics of native ram. In a 162 days feeding trial, 18 growing native rams (9.4 ± 1.2 kg BW and 176 ± 5.6 d of age) were randomly allocated to three treatments (T0, control, T1, monthly infusion of oil and T2, fortnightly oil infus...

Twenty four castrated native sheep were grouped (six/group) into four: T1 >3 to ≤ 6; T2 > 6 to ≤ 9; T3 >9 to ≤12 and T4 >12 to ≤ 15 months. Through out the 63 days of experimental period, animals were offered ad libitum urea (3%), molasses (15%) and straw (82%) as a basal diet with concentrate mixture [14% crude protein (CP) & 11.5 MJ metabolizing...

The growth rate, milk yield, milk composition and reproductive efficiency of Jamunapari goats were studied under semi-intensive conditions. Animals were allowed to graze for 6-7 hours and concentrate (17% CP, 11 MJ/kg DM) at 400g/head/day was offered twice daily. No body measurement was different in male and female goats. The udder was capacious bu...

The present study was considered to estimate the variance components, heritability and prediction of breeding values (PBV) for important growth traits of exotic goat. Traits were considered birth weight, weaning weight, 6 months weight and weight at 9 months. Data were collected from the goat farm of Bangladesh livestock research institute (BLRI),...

An experiment was undertaken to determine the conception rate of native sheep by using Artificial Insemination with liquid ram semen. The semen was collected from ram using artificial vagina and the was stored in a refrigerator (4 0 C) for three days. The volume of semen was extended with egg yolk citrate diluter. A total of 63 ewes were inseminate...

The study was conducted to evaluate the qualities of ram semen in different age groups (one to four years) were evaluated. The parameters included testes length (cm), testes breadth (cm), scrotal circumference (cm), live weight (kg), semen volume (ml), P H , sperm concentration (x10 9 ), motility (%), percentage of live, dead and normal, abnormal s...

The present study was undertaken to investigate productive and reproductive performances of crossbreds and Indigenous dairy cows. A total of 400 dairy cows each are equal number of Friesian x indigenous (FI), Sahiwal x indigenous (SaI), Sindhi x indigenous (SiI) and indigenous (I) were selected from eight thanas in Jessore district. The study found...