Comparative performance of Ghungroo and Large Black pig at organized institutional farm conditions

Author(s):  
Manas Kumar Patra ◽  
Yhuntilo Kent ◽  
Lily Ngullie ◽  
R. K. Das ◽  
Bidyut C. Deka

Present study was conducted to compare the production and reproduction performance of Ghungroo and Large Black breeds maintained at ICAR Research Complex for North Eastern Hill Region, Nagaland Centre, Jharnapani, Nagaland. The birth weight (1.09 vs. 0.96 kg), pre-weaning growth rate (174.90 vs. 141.40 g/day) and matured body weight at 7 months (64.74 kg vs. 53.13 kg) were significantly higher (p. 9.96 kg) and weaning (47.35 vs. 52.50 kg) were recorded in Ghungroo and Large Black, respectively. The pre-weaning mortality was higher in Ghungroo (2.64) due to lower birth weight and larger litter compared to the Large Black (1.47, py breed not by parities. Thus, from this study it is concluded that the Ghungroo breed matured early, produce more litter and performs similar to the popular Large Black breed under organized farm condition.

2006 ◽  
Vol 18 (4) ◽  
pp. 433 ◽  
Author(s):  
E. Gootwine ◽  
A. Rozov ◽  
A. Bor ◽  
S. Reicher

The present study was conducted in an Assaf flock in which the FecB (Booroola) mutation was segregated to determine whether the FecB mutation affects birthweight and the pre- and post-weaning growth rate of ewe lambs, as well as the mature bodyweight of ewes. Significant differences (P = 0.01) in birthweight (mean ± s.e.m.) were found between BB ewe lambs (4.03 ± 0.08 kg) and B+ and ++ ewe lambs (4.16 ± 0.04 and 4.32 ± 0.07 kg, respectively), which themselves did not differ significantly (P > 0.05). An FecB-associated maternal effect on the birthweight of ewe lambs was also detected, with the birthweight of lambs born to BB mothers (3.93 ± 0.08 kg) being significantly (P < 0.0001) different from the birthweight of lambs born to B+ and ++ mothers (4.26 ± 0.04 and 4.33 ± 0.07 kg, respectively), which did not differ significantly. The genotypes of the lambs did not affect their preweaning growth rate. However, the post-weaning growth rate of ewe BB lambs (274 ± 5 g day−1) was significantly (P = 0.05) different from the similar (P > 0.05) post-weaning growth rates of B+ and ++ lambs (284 ± 3 and 290 ± 4 g day−1, respectively). The genotype at the FecB locus also affected the mature bodyweight of ewes, with that of BB ewes (67.3 ± 1.4 kg) being significantly (P < 0.001) different from the similar mature bodyweight of B+ and ++ ewes (70.8 ± 1.1 and 70.1 ± 1.7 kg, respectively).


2007 ◽  
Vol 50 (5) ◽  
pp. 476-486 ◽  
Author(s):  
D. Škorjanc ◽  
M. Brus ◽  
M. Čandek Potokar

Abstract. A study was conducted to find out the effect of birth weight and sex on growth rate of piglets in pre-weaning period. A total of 466 piglets from 48 litters of multiparous sows (Landrace) were involved in the experiment. Using a clustering approach piglets were assigned into three birth weight groups (Heavy (H), Intermediate (I), Light (L)). For the analysis of growth performance, pigs were weighed every 7 days until weaning at 28 days of age and average daily gain (ADG) was calculated. During lactation, body weight of L piglets was 5.5-fold increased, whereas the increase in I and H piglets were only 4.7-fold and 3.4-fold, respectively. Piglets of L group were significantly lighter at all studied ages compared to piglets of I and H group. The highest ADG was noted in the second week for all three groups; thereafter it decreased in H and L piglets (24% and 17%, respectively). The average birth weight of piglets was positively and significantly correlated with body weight at days 7, 14, 21 and 28. Sex did not affect significantly the ADG of the investigated animals during the four weeks of lactation. The present results indicate that neither milk production after the second week of lactation nor consumption of creep feed are sufficient enough to cover nutrition needs of fast growing piglets. There’s still a lack of optimization of nutrition in pre-weaning period especially for heavier piglets with their higher growth potential.


Author(s):  
S. K. Das

Common carp (Cyprinus carpio Linnaeus, 1758) is an important fish species for aquaculture in the North-east hill region (NEH) of India. However, in recent years, the growth performance of the existing stock of common carp has been a major concern. In an effort to improve fish production from farmers’ ponds and to evaluate the performance of the breed in mid hill condition, a genetically improved breed of common carp, Amur (Hungarian strain) was introduced in Meghalaya in 2010. Fingerlings of Amur common carp (weight ~14.5 g and length ~10.5 cm), reared under mid-altitude conditions in the fish farm of the ICAR Research Complex for North-eastern hill (NEH) Region, Barapani, Meghalaya, attained maturity in about 14 months period. The first breeding trial with this newly introduced variety was conducted successfully in March 2011 when the atmospheric temperature ranged between 16.0-18.30C. The fertilised eggs hatched in 78-83 h (water temperature 19.0-22.80C and pH 6.5-6.8). Three year studies revealed that the performance of Amur common carp is superior over the local existing breed in farmers ponds under the mid hill conditions.


2006 ◽  
Vol 82 (1) ◽  
pp. 7-12 ◽  
Author(s):  
N. H. Nguyen ◽  
C. P. McPhee ◽  
C. M. Wade

AbstractThe objective of this study was to examine genetic changes in reproduction traits in sows (total number born (TNB), number born alive (NBA), average piglet birth weight (ABW) and number of piglets weaned (NW), body weight prior to mating (MW), gestation length (GL) and daily food intake during lactation (DFI)) in lines of Large White pigs divergently selected over 4 years for high and low post-weaning growth rate on a restricted ration. Heritabilities and repeatabilities of the reproduction traits were also determined. The analyses were carried out on 913 litter records using average information-restricted maximum likelihood method applied to single trait animal models. Estimates of heritability for most traits were small, except for ABW (0·33) and MW (0·35). Estimates of repeatability were slightly higher than those of heritability for TNB, NBA and NW, but they were almost identical for ABW, MW, GL and DFI. After 4 years of selection, the high growth line sows had significantly heavier body weight prior to mating and produced significantly more piglets born alive with heavier average birth weight than the low line sows. There were, however, no statistical differences between the selected lines in TNB or NW. The lower food intake of high relative to low line sows during lactation was not significant, indicating that daily food intake differences found between grower pigs in the high and low lines (2·71 v. 2·76 kg/day, s.e.d. 0·024) on ad libitum feeding were not fully expressed in lactating sows. It is concluded that selection for growth rate on the restricted ration resulted in beneficial effects on important measures of reproductive performance of thea sows.


2014 ◽  
Vol 14 (1) ◽  
pp. 3-15 ◽  
Author(s):  
Anna Rekiel ◽  
Justyna Więcek ◽  
Martyna Batorska ◽  
Józef Kulisiewicz

Abstract Weakened growth and development of embryos as well as of fetuses or their organs (IUGR) show a relationship with increasing sow fertility. When aiming to increase birth weight in piglets and reduce within-litter variation in piglet body weight, efforts should be made to maintain a favourable maternal environment (uterus-placenta-embryo). Intrauterine undernutrition can be limited through the hormonal and/or nutritional treatment of pregnant sows. This has an effect on prenatal myogenesis, resulting in better development of skeletal muscles, higher birth weight of piglets, and progression in postnatal growth rate.


2021 ◽  
Vol 12 (5) ◽  
pp. 409-415
Author(s):  
Sandip Patra ◽  
◽  
Sakil Dhamala ◽  
Romila Akoijam ◽  
Pankaj Baiswar ◽  
...  

The experiments were conducted at ICAR Research Complex for North Eastern Hill Region, Umiam, Meghalaya, India to evaluate of some insecticides against major insect pests of brinjal and cabbage under field condition. All treatments viz. indoxacarb 14.5 SC (75 and 150 g a.i. ha-1), chlorfenapyr 10 SC (100 and 200 g a.i. ha-1), chlorpyrifos 20EC (200 and 400 g a.i. ha-1) and control (water spray) were applied thrice in brinjal and twice in cabbage at 15 days intervals. Shoot infestation in brinjal was counted from randomly selected five tagged plants from each replication before spray and on 7 and 14 days after application of insecticides. Fruits infestations were counted during harvesting only. In cabbage, larval population was counted from five randomly selected tagged plants from each replication on 1 day before and on 1, 3, 7, 14 days of each spray. Results revealed that the mean shoot infestation of brinjal was lowest in indoxacarb at double the recommended dose (4.82%) followed by indoxacarb at recommended dose (6.65%) with 80.19 and 72.66% reduction respectively over control check. The lowest brinjal fruit infestation (8.25%) also recorded at double the recommended dose of indoxacarb followed recommended dose (11.48%) of same insecticide. In cabbage, pooled of two years results revealed that indoxacarb @ 150 g a.i. ha-1 was very effective treatment with lowest number of larvae (0.98 larvae plant-1) followed by indoxacarb @ 75 g a.i. ha-1 (2.21 larvae plant-1) with higher marketable yield at both these treatments.


2021 ◽  
Vol 19 ◽  
pp. 101-106
Author(s):  
O. W. Ehoche ◽  
A. E. O. Malau-aduli ◽  
B. Y. Abubakar

Calving records from 1984 - 1989 were studied to determine the influence of rearing method, sex of calf, season of birth, dam breed and year of birth on body weight at birth, 3,6 and 12 months of age in Friesian x Bunaji calves. The mean weights of calves at birth, 3, 6 and 12 months of age were 22.0, 68.2, 96.7 and 137.4 kg, respectively. Sex of calf had a significant effect, with male calves being heavier than the females by 1.2, 5.9 and 9.7 kg at birth, 3 and 6 months of age respectively. The effect of season of birth on calf body weights was not significant except at 6 months of age, when calves born during the wet season were heavier (P<0.01) than those born in the harmattan period by 9.5 kg. Year of birth had a highly significant effect (P<0.01) on calf weights from birth to yearling. Method of rearing and dam breed had no significant influence on all the weights. The results suggest the need to develop correction factors for standardisation of weight records when comparing dams on the basis of body weights of their calves.


1993 ◽  
Vol 5 (5) ◽  
pp. 567 ◽  
Author(s):  
BR Brinklow ◽  
AS Loudon

It has been suggested that the gestation length of the Pere David's deer is around 280 days, which is significantly longer than any other deer species except the roe deer (approximately 300 days) which exhibits embryonic diapause. The present study was designed to determine whether embryonic diapause exists in the Pere David's deer by accurately monitoring gestation length. There was no difference in gestation length (283-284 days) between animals mated early and later in the breeding season. Hence, although Pere David's deer exhibit a longer gestation period than that predicted from maternal body weight, there is no evidence for seasonal control of implantation. Actual birth weight is as predicted from an interspecific comparison of ungulates. The data imply either that there is an obligate period of embryonic diapause, irrespective of season, or that postimplantation fetal growth rate is slow compared with that in other deer species.


1985 ◽  
Vol 40 (2) ◽  
pp. 287-296 ◽  
Author(s):  
S. M. Apolant ◽  
D. M. B. Chestnutt

ABSTRACTOver a period of 3 years, silages subjected to various mechanical treatments by the use of conventional silage harvesters were offered ad libitum to pregnant ewes and to castrated male lambs and the effects on intake and productivity were measured. The intake of silage made from grass harvested with a precision-chop harvester was substantially greater than the intake of silage made with other types of harvester (especially, a flail harvester), causing a lower degree of comminution.Mean daily silage dry-matter intake of ewes was 0·99 kg and 1·28 kg in mid-pregnancy, and 0·85 kg and 1·10 kg in late pregnancy with flail-harvested and precision-chop silages respectively. Silage was supplemented with various levels of concentrate in late pregnancy and an increasing level of concentrates did not reduce silage intake. In early lactation, when 800 g concentrate was given daily, ewes consumed 1·00 kg flail-harvested silage and 1·39 kg precision-chop silage. Compared with flail-harvested silage, precision-chop silage increased ewe body weight immediately post lambing by 5·1 kg, lamb birth weight by 0·27 kg and lamb growth rate by 58 g/day. Increases in intake of precision-chop silages by hoggets were on average greater, though more variable, than by ewes and were reflected in increased carcass weight.The reason for the increased intake of the finely-chopped silage was examined. It would appear that the major factor is the physical size of particle involved though there was some evidence that improved fermentation resulting from finer chopping may have been partly responsible for increased intake.


2021 ◽  
Vol 16 ◽  
pp. 42-46
Author(s):  
J. A. Ibeawuchi ◽  
I. D. Mohammed

Data on birth weight and growth rate from birth to 12 months of age of 90 Wadara calves maintained at the University of Maiduguri Livestock Farm from 1980 - 1987 period were studied. Mean birth weight was 25.5±2.6kg; 26.7 ±2.04kg for 40 males and 24.3±3.19kg for 50 females. The linear regression function was fitted on monthly body weight in two parts: 0-6 months and 6-12 months. Maximum gain in body weight was attained during 6 to 12 months of age in the male (8.30±0.50kg) and 0 to 6 months in the female (0.54±1.07kg). The difference in the rate of gain between the periods to 6 and 6 to 12 months in each of the sexes was highly significant (P< 0.01). Body weights at birth and at various ages were higher (P < 0.05) for the male than the female calves. The relative growth rate was rapid in both sexes during the first 3 months and was appreciable to the 7th month of age before declining progressively. The value in the first quarter was 18.0± 1.86 and 20.2 ± 1.60 percent for the male and female calves respectively.


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