The present study was conducted to evaluate the effects of black soldier fly larvae oil (BSFLO) from (BSFL) as a partial or total replacement soybean (SBO) on growth performance, fatty acid (FA) profile, and meat quality broiler chickens 1 5 wk age. A 210 male (Ross 308) at one-day age were randomly allotted 3 dietary treatments (10 replicates 7 birds/group): basal control diet (CON), in which SBO replaced by 50% (50 BSFLO) 100% (100 BSFLO. physical measurements chemical traits leg meat,...

Objective: The objective of this study was to determine whether dietary black soldier fly (Hermetia illucens, HI) larvae oil (HILO) could serve as an alternative fat source soybean (SBO) in laying hen diets.Methods: We randomly assigned 25-week-old Hy-line Brown hens (n = 144) receive 6 hens/group; eight replicates) a control or experimental diet which SBO replaced with 50% (50HILO) 100% HILO (100HILO).Results: Dietary did not negatively affect body weight productive performance during the...

Limited information is available regarding the use of microwave-dried Hermetia illucens larvae meal (HILM) as a dietary protein source for broiler diets. Therefore, we investigated effects HILM on carcass traits, meat quality, fatty acid (FA) profiles abdominal fat and meat, heavy metal residues in broilers. A total 126 male broilers were randomly assigned to three treatment groups (6 replicates 7 birds/pen): control diet two experimental diets which soybean was replaced with 25 or 50% HILM....

Insects are a potential source of proteins and fats which can be incorporated into diets broiler chickens. Accordingly, black soldier fly larvae oil (BSFLO) needs to tested as an appropriate fat produce healthy chickens for consumers. Therefore, the objective present study was evaluate effects replacement soybean (SBO) with BSFLO in on intestinal health blood profiles. A total 210 one-day-old male broilers were randomly allocated three dietary treatments (10 replicates seven birds per...

Black soldier fly (Hermetia illucens) larvae meal (HILM) is a promising alternative to soybean (SBM). However, little information available on the effect of microwave-dried HILM as dietary protein source in diets laying hens. We studied inclusion level productive performance, cecal volatile fatty acid profile, egg quality, overall and heavy metal residues A total 144 hens (25-week-old) were randomly assigned three groups (eight replicates six birds/cage): control diet, two experimental which...

The addition of dietary proteases (PRO) to weaner diets hydrolyzes soybean-based anti-nutritive factors and improves weaned pig's digestibility growth performance. Therefore, this study explores the effects PRO in a lower crude protein (CP) level diet than that commercial on performance, nutrient digestibility, intestinal morphology pigs. A total 90 pigs were randomly assigned 3 treatments with 6 per pen 5 replicated pens treatment using randomized complete block design (block = body weight...

This experiment was conducted to investigate the effects of three different copper (Cu) sources (one inorganic and two organics) levels (0, 50, 100 mg/kg) on growth performance, Cu digestibility, fecal mineral excretion, serum concentration, jejunal morphology, biochemical profile growing pigs. A total 42 male, pigs (31.08 ± 1.82 kg) were randomly assigned seven treatments consisting one negative control (0 mg/kg added level) with sulfate (CuSO4), Cu-amino acid complex (CuAA),...

Since pig vocalization is an important indicator of monitoring conditions, detection and recognition using deep learning play a crucial role in the management welfare modern livestock farming. However, collecting sound data for model training takes time effort. Acknowledging challenges training, this study introduces convolutional neural network (DCNN) architecture non-vocalization classification with real farm dataset. Various audio feature extraction methods were evaluated individually to...

The study was conducted to evaluate the effects of spray-dried plasma (SDP) supplementation during late gestation and lactation on productive performance immune responses sows their litters. Twelve (227.78 ± 2.16 kg average body weight; 2.0 parity) were randomly allotted two dietary treatments: a basal diet (CON) supplemented with 1% SDP. Sows fed experimental diets from d 30 before farrowing weaning piglets. Blood samples collected 1, 3, 7 selected nursing pigs per litter 3 after birth,...

Stress causes inflammation that impairs intestinal barrier function. Dietary spray-dried plasma (SDP) has recognized anti-inflammatory effects and improvement of gut Therefore, the purpose this study was to investigate dietary SDP on morphology mated female mice under stress condition.Villus height, width, area small intestines were low gestation day (GD) 3 or 4 conditions, higher later (Time, P < 0.05). Crypt depth colon GD Meanwhile, treatments improved (P 0.05) morphology, indicated by...

This study evaluated the effects of different gestation housing types on reproductive performance sows. A total 60 sows (218 ± 24 kg body weight) with mixed parity were used. During gestation, 28 housed in groups electronic sow feeders (space allowance = 1.26 m2 /sow) and 32 individual stalls 1.20 /sow). Sows from both moved to farrowing crates day 109 stayed until weaning (18 days post-farrowing). Typical corn-soybean meal diets provided during lactation. Measurements at as well their...

Heat stress (HS) causes adverse impacts on pig production and health. A potential biomarker of HS is required to predict its occurrence thereby better manage pigs under HS. Information about the saliva metabolome in heat-stressed limited. Therefore, this study was aimed investigate effects acute identify metabolites that could be used as biomarkers. Growing (n = 6, 3 boars, gilts) were raised a thermal neutral (TN; 25°C) environment for 5-d adaptation period (CON). After adaptation, first...

Heat stress (HS) damages health and decreases performance variables in pigs, if severe enough, causes mortality. However, metabolic changes under HS recovery following are poorly understood. Therefore, this study was aimed to expose the essential mechanisms by which growing pigs respond temporal pattern of plasma concentrations (PC) amino acids (AAs) metabolites. Crossbred male were penned separately allowed adapt thermal-neutral (TN) conditions (20°C 80% relative humidity; TN[-1D]). On...

This study estimated the effect of exposure to propiconazole through implementation and residues in finishing pigs. We analyzed expression fibrosis-related genes performed histological analysis blood, liver, kidney, muscle, ileum, fat tissues. The animals were exposed for 28 d different concentrations (0.09, 0.44, 0.88, 4.41, 8.82 mg/kg bw/d). Quantitative, gene expression, analyses tissues using liquid chromatography mass spectrometry, real-time PCR, Masson’s trichrome staining,...

In this study, we investigated the residual properties of tebuconazole-treated pigs. Twentypigs were treated with different concentrations (0.25, 1.25, 2.5, 12.5, and 25 mg/kg bw/d) tebuconazole for 28 d. Blood biochemistry, histology, levels analyzed using VetTest analyzer, Masson’s trichrome staining kit, liquid chromatography-mass spectrometry, respectively. The final body weights not significantly between control treatment groups. Alkaline phosphatase, blood urea nitrogen, cholesterol,...

In South Korea, smart farming is conducted to address the increasing meat consumption and aging population issue. addition, data analysis important for daily decision-making predicting performance. This study aimed investigate effects of differences in feed intake thermal environment on productive performance lactating sows by productivity environmental factors. A total 40 farrowing house were selected experiment, collection extended over approximately one year, starting 2019. To obtain...

As smart farming technology in livestock has advanced and the importance of data been emphasized, need for standardization grown. 2023, a total five national standards have established field farm. The first is 'Sensor interface barn(KS X 3279)', which includes specifications ICT-based sensors used barn common mechanical electrical applicable to these sensors. next standard 'Livestock feeding equipment — criteria collection(KS B 7956-1~4)', series divided into four parts: Part 1: aspects, 2:...

가축의 상태를 관찰하고 관리하는 것은 농장의 생산성을 높이는데 중요한 역할을 한다. 그러나 사람이 직접 모든 모니터링하는 노동력과 시간의 제약으로 한계 존재한다. 이로 인해 이미지 기반 가축 모니터링 시스템에 대한 관심이 증가하는 추세이다. 국내외적으로 영상을 이용한 객체 탐지에 대해 다양한 연구가 진행되고 있으나 수집된 환경에서만 최적화된 성능을 보이는 경향이 있다. 이에 따라, 사육 환경에 의존하지 않고 일반화된 유지할 수 있은 탐지 모델에 기술 개발이 필요하다. 따라서 본 연구에서는 양돈장 환경에서 영상 데이터를 이용하여 각 따른 딥러닝 모델의 돼지 비교하고자 하였다. 연구는 세 곳의 양돈 농가(완주, 김제, 익산)에서 Faster R-CNN, YOLOv4, YOLOv8, DETR 네 가지 비교 분석하였다. 주요 평가 지표는 mean Average Precision와 초당 프레임 수로 설정하였으며, 농장에서 학습 및 평가하여 일반화 실험 결과, YOLOv8 모델이...

Abstract This study was conducted to investigate the effects of spray dried plasma (SDP) in lactation diets on immune responses lactating sows and their litters. A total 12 (227.75 ± 7.50 kg BW; parity = 2.0 0.7) were randomly assigned 2 dietary treatments a completely randomized design. The typical diet based corn soybean meal (CON) CON supplemented with 1% SDP (SDP). Sows fed experimental from d 30 before expected farrowing weaning. Blood Samples collected 0, 3, 7 after selected piglets...

Abstract The experiment was conducted to investigate growth performance and immune responses of weaned pigs from lactating sows fed dietary spray dried plasma (SDP). A total 12 (227.78 ± 7.50 kg BW; parity = 2.0 0.7) were randomly assigned 2 treatments in a completely randomized design. Dietary typical lactation diet based on corn-soybean meal (CON) CON supplemented with 1% SDP. Sows the d 30 before expected farrowing weaning. Weaned each sow transferred nursery barn group-housed by for 6...

Abstract The study was conducted to investigate effects of dietary inactivated probiotics on growth performance, nutrient digestibility, and immune responses weaned pigs. A total 96 pigs (initial BW = 6.95 ± 0.25 kg) were randomly assigned 4 treatments with increasing levels inactive (4 pigs/replicate; 6 replicates/treatment; 0, 0.1, 0.2, 0.4%; CON, T1, T2, T3) in a randomized complete block design (BW sex as blocks). used this experiment commercial product (CJ CheilJedang Biotechnology...

축산 농가 인구 고령화로 인한 인력 부족과 생산성 감소 문제를 해결하기 위해 스마트팜이 적극적으로 도입되고 있다. 이에 따라, 가축의 행동이나 음성과 같은 생체 데이터를 활용하여 이상개체를 판별하고 질병을 예방하기 위한 기술개발이 필요하다. 따라서 본 연구는 돈사 내 암모니아 농도 차이에 따른 육성·비육돈의 행동을 분석하고 판별할 수 있는 행동 지표를 발굴하고자 하였다. 실험은 육성돈 40두(27.20±1.5 kg)를 공시하여 대조구(CON)와 처리구(TRT)로 나누어 한 펜(pen)당 10두씩 2처리 2반복으로 총 84일(육성기 39일, 비육기 45일) 동안 진행하였다. 처리 방법은 25% 암모니아수(ammonium hydroxide)를 수돗물로 1.5배 희석한 후 2~5 ml/min으로 돈방 슬러리 피트에 투입하였고 분석을 하기 각 펜에 카메라를 설치하여 영상 수집하였다. 육성 · 행동지표를 분석한 결과 처리를 하였을 때 서기, 앉기, 사료섭취, 음수, 무리지음 행동이...