LUIS MIGUEL CAMACHO DIAZ

LUIS MIGUEL CAMACHO DIAZ
Universidad Autónoma de Guerrero · Medicina Veterinaria

DR

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89
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Introduction

Publications

Publications (89)
Article
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The use of fruits waste from tanniniferous trees represents a new technology that aims to solve or mitigate greenhouse gases emission, and to increase the production of food of animal origin in an ecofriendly manner. This study aims to evaluate the production of methane and carbon dioxide, degradability by in vitro ruminal fermentation in goats die...
Article
Full-text available
The purpose of this study was to determine the effect of the supplementation with cascalote fruit (Caesalpinia. coriaria Jacq. Willd.) on the productive performance, ruminal fermentation parameters, yield and carcass characteristics in goats. Twenty male goats were assigned under a complete randomized design to 4 treatments: T0 (basal diet), T1 (ba...
Article
Full-text available
Chemical composition, in vitro gas production (GP), in vitro dry matter (DMD) and organic matter (OMD) digestibility, metabolizable energy (ME), gas yield (GY24h), short chain fatty acids (SCFA) and microbial mass production (MMP) were measured in fruits of nine trees species, using in vitro gas technique with and without polyethylene glycol (PEG:M...
Article
Full-text available
The aim of this study was to evaluate the in vitro lethal effect of a methanolic extract (ME) from Caesalpinia coriaria fruits against Haemonchus contortus eggs and infective larvae. The anthelmintic activity was assessed using the egg hatching inhibition assay (EHI) and the mortality test. The ME was assessed using five concentrations as follows:...
Article
Full-text available
The cecal gas (GP) and methane (CH4) production and cecal fermentation kinetics when corn grain (CG) was replaced with prickly cactus (PC) in a horse’s diet at different levels of Salix babylonica (SB) extract was investigated. Three total mixed rations where CG was replaced with PC at three levels (/kg): 0 g (Control), 75 g (PC75) or 150 g (PC150)...
Article
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In pasture-based dairy systems, there is a close relationship between milk production and dry matter intake (DMI), hence the importance of measuring these variables, although obtaining this information implies high labour and costs. The objective of this study was to design a mathematical model to predict DMI for grazing dairy cows. This model was...
Article
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To evaluate phenolic compounds and whether the combination of a tanniferous fruit and soybean oil could improve the performance, meat characteristics, and fatty acid (FA) profile in lambs, an experiment was conducted over 40 days with twenty creole male lambs (23.71 ± 3.46 kg). The lambs were allotted in a completely randomised design, with factori...
Article
This present study was conducted to evaluate the antimicrobial effects of tannic acid (TA) against isolated ruminal bacteria from adult sheep. Rumen samples were collected from two (2) adults sheep, and a total of nine (9) ruminal bacterial were isolated from the sample. The sensitivity of the ruminal bacteria isolates to 0.63, 1.25, 2.50, 5.00 and...
Article
The present investigation was conducted to evaluate the effects of Escherichia coli against the ruminal microflora fermentation activities in the mitigation of CH4 and CO2 production as well as ruminal fermentation kinetics by substituting dietary corn grain with prickly pear cactus (PC) flour. Three total mixed PC rations were prepared (/kg DM): 0...
Article
The aim of this is to investigate the biopotency of methanolic extracts of Vitex mollis, Psidium guajava, Dalbergia retusa, and Crescential alata leaves against various staphylococcal strains isolated from cattle and rabbits. Methicillin-resistant S. aureus strains were isolated from cattle, while other strains were isolated from rabbits using stan...
Article
Mitigation of methane (CH4) and carbon dioxide (CO2) emissions as well as ruminal fermentation parameters of a total mixed ration in the presence of Schizochytrium microalgae (SA) and sunflower oil (SO) or their mixture (SASO) as unsaturated fatty acid sources was investigated. Rumen liquor from two rumen cannulated Holstein steers and two rumen ca...
Article
Ruminal fermentation produces methane (CH4) and carbon dioxide (CO2) which contribute to global warming. Therefore, several enteric CH4 and CO2 mitigation strategies have been explored recently. In this trial the effect of replacing soybean meal, as the sole protein source in a control total mixed ration (TMR) with Moringa oleifera leaf meal (MLM)...
Article
Full-text available
The present context investigated the comparative study on the supplementation of antibiotic, probiotic, organic acid, vitamin C, and herbal extract after vaccination into drinking water and their effects on performance, carcass quality, blood biochemical parameters, immune system, and intestinal flora in broiler chicks for 42 days. A total of 420 o...
Article
The current study aimed to evaluate if the effect of Saccharomyces cerevisiae (SC) on in vitro fermentation can be affected with the crude protein (CP) content of the ration. Three commercial SC cultures of Biocell F53®, Procreatin 7®, and Biosaf SC47® were evaluated at 0 (SC0), 2 (SC2), and 4 (SC4) mg/g dry matter (DM) of substrate. Two rations wi...
Article
The effect of including a yeast culture (Saccharomyces cerevisiae; 10¹⁰ cfu/g; YC) in diets for lactating Holstein cows was evaluated. One hundred thirty-eight cows in early lactation were randomly assigned into two groups of 69 cows each, according to their days in milk and parityand were fed a basal diet without (CTRL diet) or with the addition o...
Article
The aim of this study was to investigate the effect of exogenous enzyme of xylanase, Salix babylonica extract and their combination on blood hematological and biochemical profile in lambs and goats. Four Suffolk lambs and four Saanen goats were used in a Latin square design (four animals × four treatments in four periods) for 15 days of adaptation....
Article
Four cutoffs of ryegrass after 15 days (CD15), 30 days (CD30), 45 days (CD45), and 60 days (CD60) with Salix babylonica (SB) extract at 0, 30, and 60 ml/kg ryegrass silage were ensiled for 40 days and then evaluated for the in vitro dry matter (DM) digestibility and gas production (GP). No interactions occurred between cutting day and SB extract fo...
Article
The objective was to characterize the livestock production units (LPU) and identify the forage importance, uses, and density of non-leguminous trees in silvopastoral systems in the south of the State of Mexico. Sixty-nine surveys were conducted to ascertain the current use of trees; on transects were evaluated their density, abundance and frequency...
Article
The effects of the exogenous fibrolytic enzyme (ENZ) commercial preparation Dyadic® xylanase PLUS (Dyadic International, Inc., Jupiter, USA), containing endo-1,4-β-d-xylanase, on ruminal fermentation of maize stover, oat straw, and sugarcane bagasse were examined using the in vitro gas production (GP) technique. The ENZ commercial preparation was a...
Article
The present study aimed to investigate the effects of adding xylanase enzyme (XY) to a basal diet containing 300 g maize stover and 700 g concentrate/kg dry matter (DM) on feed intake, ruminal fermentation, total tract and ruminal digestibility, as well as some blood parameters. Four male Rambouillet sheep (39 ± 1·8 kg body weight), with permanent...
Article
Sixteen Quarter Horse mares (body weight: 450-500 kg) were used in a complete randomized design to determine the effects of feeding horses a high fiber diet with or without yeast cultures addition on nutrient intake and digestion, blood chemistry, fecal coliform count, and in vitro fecal fermentation. The treatments were (1) a basal diet without ye...
Chapter
The genus Saccharomyces has many different species with hundreds of strains; a few of them are used as feed additives for ruminants and non-ruminants nutrition. In case of non-ruminants, addition of yeast in the diet has many beneficial effects including; reducing bacterial toxins in the gastrointestinal tract, adherence of flagellate bacteria, and...
Article
A region-wide survey was conducted in the tropical area of Tierra Caliente, State of Guerrero, Mexico to estimate the prevalence of subclinical bovine mastitis (SCM), distribution of mastitis pathogens, and in vitro antimicrobial susceptibility of different mastitis pathogens in dairy farms. In total, 1036 quarter milk samples were obtained from 25...
Article
The objective of the current study was to evaluate the chemical composition and the in vitro gas production (GP) of some non-leguminous forage trees in presence or absence of polyethylene glycol (PEG). Guazuma ulmifolia, Crescentia alata, Ficus glabrata, Ficus cotinifolia, Spondias purpurea, Mangifera indica, Licania arborea, Simira mexicana were c...
Article
Full-text available
In vitro gas production with and without polyethylene glycol (PEG) of the fruits of Crescentia alata and Guazuma ulmifolia was evaluated, the degradation kinetics of lamb diets with added fruit of the tree was determined, and the ration intake and growth rate of lambs fed these diets were measured. Twenty-five entire male lambs of 23.5 ± 0.44 kg bo...
Article
The aim of this study was to evaluate the inclusion of devil fish (Plecostomus spp.-DF) silage in Criollo × Blackbelly lamb diets in hot region of Guerrero state of Mexico. Rumen fermentation including pH, volatile fatty acids (VFA) and ammonia-N (NH3-N) and productive variables including feed intake (FI), average daily gain (ADG), and feed convers...
Article
Full-text available
The chemical composition, in vitro dry matter (IVDMD) and organic matter (IVOMD) digestibility of the fruits of Pithecellobium dulce, Acacia farnesiana and Acacia cochliacantha were determined. A cafeteria test in calves, sheep and goats was developed to determine through consumption of dry matter and coecient of preference the palatability of thes...
Article
The effects of feeding Atriplex halimus treated with three developed enzyme cocktails to Barki sheep on feed intake, nutrient digestibility, N utilization, and ruminal fermentation were assessed. A. halimus was ensiled with two developed enzyme cocktails of ZAD1 ® (Z1) and/or ZAD2 ® (Z2) as liquid enzyme preparations (2 l/t) with 5% molasses and en...
Article
Full-text available
Resumen. El Desarrollo Agropecuario requiere de actores sociales como la mujer que es fuerza generadora de trabajo, a partir de su papel en la organización básica que es la familia y sus participación en la actividades agropecuarias, por este motivo, en el presente trabajo se analiza el papel que ha desarrollado la mujer en los sistemas de producci...
Article
Full-text available
The objective was to evaluate the use of Acacia cochliacantha and Acacia farnesiana fruits in nutritional blocks (NB) for sheep and evaluate the productive response and apparent digestibility of diets. Eighteen sheep F1 (Pelibuey × Dorper) with live weight of 20.4 ± 1.8 kg were randomized into three groups of 6 animals each. Treatments were basal d...
Article
For many years, ruminant nutritionists and microbiologists have been interested in manipulating the microbial ecosystem of the rumen to improve production efficiency of different ruminant species. Removal and restriction of antibiotics sub-therapeutic uses from ruminant diets has amplified interest in improving nutrient utilization and animal perfo...
Article
As a result of agriculture practices, million tons of agriculture are produced as a secondary or by-products; however, with low nutritive values. Many methods are applied to improve the nutritive value and increase its utilization in ruminant's nutrition. The biological treatments are the most common with more safe-treated products. In most cases,...
Article
Full-text available
The objective of the present study was to evaluate the nutritional and microbiological quality of the biological devil fish silage (Plecostomus spp) and determine which of the molasses proportions (30, 50 and 70%) and devil fish (65, 45 and 25%), in two modalities (whole and headless) and two physical forms (ground and chopped) inoculated with 5% o...
Article
Full-text available
The objective was to evaluate the use of Acacia cochliacantha and Acacia farnesiana fruits in nutritional blocks (NB) for sheep and evaluate the productive response and apparent digestibility of diets. Eighteen sheep F1 (Pelibuey × Dorper) with live weight of 20.4 ± 1.8 kg were randomized into three groups of 6 animals each. Treatments were basal d...
Article
The aim of this study was to determine the effects of increasing levels of two feed additives composed of Salix babylonica (SB) extract and minerals mixture (MM) or their combination on in vitro gas production (GP) and dry matter (DM) degradability of total mixed ration (TMR; 50 concentrate: 50 corn silage, on DM basis). Combinations of four levels...
Article
Forty-eight growing New Zealand White male rabbits aged 6 weeks (874 ± 1.3 g initial body weight (BW)) were used to study effects of partial replacement of berseem hay (BH) with Salix tetrasperma hay (ST) on growth and physiological responses. Rabbits were allotted to one of four diets of 12 rabbits each for 75 days in a completely randomized desig...
Article
This experiment was conducted to evaluate in vitro effects of equine fecal inocula fermentative capacity on 9 fibrous forages in the presence of Saccharomyces cerevisiae. The fibrous feeds were corn stover (Zea mays), oat straw (Avena sativa), sugarcane bagasse and leaves (Saccharum officinarum), llanero grass leaves (Andropogon gayanus), Taiwan gr...
Article
The objective of this study was to evaluate the effects of Saccharomyces cerevisiae on in vitro gas production (GP) kinetics and degradability of corn stover, oat straw, sugarcane bagasse and sorghum straw. Feedstuffs were incubated with different doses of yeast [0, 4, 8 and 12 mg/g dry matter (DM)] at direct addition or 72 h pre-incubation. Rumen...
Article
A 3x3 Latin Square design was used to evaluate effects of 0, 150 and 300 mL of Salix babylonica (SB) extract mixed into the diet on daily milk production and composition in cows. Three Brown Swiss dairy cows (420 +/- 30.3 kg body weight), at late lactation (220 +/- 25.1 d in milk), were fed a diet with a restricted amount of concentrate and oat hay...
Article
The aim of this study was to evaluate the effect of Lactobacillus acidophilus (LAC), exogenous enzymes ZAD® or their combination on feed intake, nutrient digestibility and performance of rabbits fed increasing levels of sugarcane bagasse (SCB). Five rations were allotted randomly to five groups of New Zealand white (NZW) rabbits (838±42.4g average...
Article
Full-text available
It was evaluated the effect of adding Salix babylonica L. extracts and exogenous enzymes in combination or individually on meat quality in growing Suffolk lambs. Animals were divided into 4 groups of 4 animals each in a completely randomized design (CRD). Treatments were: (i) Control: basal diet of concentrate (30%) mixture and corn silage roughage...
Article
In vitro gas production technique was used in the current study to evaluate Azzawi date (AD) as a substitute for corn grain (CG). The AD was used to replace corn grain at graded levels in the proportion: 0:100 (CG), 25:75 (AD25), 50:50 (AD50), 75:25 (AD75), and 100:0 (AD100). Gas production (GP) was continuously measured by incubating samples in bu...
Article
This experiment was conducted to investigate effects of in vitro fermentative capacity of equine fecal inocula of nine fibrous forages (i.e., corn stover, oat straw, corn leaves, sugarcane bagasse, sugarcane leaves, llanero grass, Taiwan grass, sorghum straw and steria grass) in presence of Saccharomyces cerevisiae. Fibrous feeds samples were incub...
Article
Twenty Katahdin × Pelibuey crossbreed male lambs, 3 to 4 months of age and 24 ± 0.3 kg of body weight, were used to study the anthelmintic effects of administering extracts of Salix babylonica L. (SB) and Leucaena leucocephala Lam. (LL). Lambs had not been treated with anthelmintics previously and were randomly allocated into four groups of five la...
Article
Full-text available
The aim of this study was to determine the effects of exogenous enzyme (EZ) and Salix babylonica L. (SB) extract on cellular immune response, and its correlation with average daily weight gain (ADG). Twenty Suffolk lambs, 6-8 months of age and average live weight of 24±0.3 kg, were used in a trial which lasted 60 days. The lambs were distributed in...
Article
Surfactant, including chemical surface active agent and biosurfactants, as a new type of feed additive applied in ruminant production, can effectively improve the degradability of roughages in the rumen and productivity of ruminants by increasing the emulsification of ruminal liquid, the number of ruminal microorganisms and the activity of ruminal...
Article
Full-text available
Tecoma stans of the Bignoniaceae family, is an important medicinal plant. Different extracts of the leaves and branches of T. stans were evaluated as antibacterial potential against the growth of some human bacterial strains using the disc diffusion and minimum inhibitory concentration (MIC) methods as well as the antioxidant activity by 2,2-diphen...
Article
Full-text available
The nutritive value of rice straw (RS) and Pleurotus ostreatus spent rice straw (SRS) was studied by analyzing its proximate composition, fiber fractions, in vitro digestibility, amino acids content and scanning electron microscopy (SEM). The possibility of replacing berseem clover (BC; Trifolium alexandrinum) with SRS at different levels also was...
Article
This paper reviews the antimicrobial research undertaken on Ficus species. Antimicrobial methods [disc and well diffusion, minimum inhibitory concentration (MIC), minimum bacterial concentration (MBC)] were used to evaluate the different extracts. The majority of published articles use MIC assays for antimicrobial determination. An overview is give...
Article
The aim of the study was to evaluate the effect of substitution of soybean meal protein by L. acidophilus treated jojoba meal (JM) protein in rabbit's diets on digestibility of nutrients, N balance, caecotrophy, some blood metabolites and carcass traits. Thirty two 5-weeks-old rabbits were divided into four equal experimental groups, 8 rabbits of e...
Article
The objective of this study was to determine the effect of exogenous enzymes (ENZ) on nutrient profile and ruminal degradability of rice straw (RS), distillers dried grains with solubles (DDGS) and their mixture (RS with 10% DDGS). Ten samples of each fibrous feed were mixed with ZAD® (mixture of cellulases, xylanaxes, proteases and alpha amylase)....
Chapter
Full-text available
The use of herbal feed additives in livestock production is as old as the ancient history. This chapter enumerates traditional ethno-veterinary knowledge about Asparagus racemosus. The emphasis has been laid on the scientific validation of the medicinal properties of this plant that is used in traditional medication system of domestic animals, and...
Article
Full-text available
Use of antibiotics in animal feeds was banned hence researches on alternative natural products that can modulate ruminal fermentation have been intensified. Plant extracts are considered as natural compounds that can replace antibiotics as safe and sustainable alternatives. Extracts contain some plant secondary metabolites (PSM) that are a natural...
Article
Mastitis is the mammary gland infection, in which more than 130 organisms may be etiologic agents. Subclinical mastitis is the responsible for great economic losses, it present high somatic cell count, decreased milk production without apparent changes. The research was conducted in Marquelia, Guerrero, México. Located at 160 30' North and 980 39'...
Article
Six crossbred sheep (32.00±0.603 kg body weight (BW)) and 6 Baladi goats (18.00±0.703 kg BW) were used in 2 x 2 factorial design to evaluate the effect of exogenous enzymes of ZADO® (i.e., ENZ) and on nutrients digestibility and growth performance. Animals were fed on wheat straw ad libitum and restricted amount of commercial concentrate with (+ENZ...
Article
Thirty two Katahdin×Pelibuey crossbreed male lambs 3–4 months of age and 24±0.3kg body weight (BW) were used to study effects of administration of extracts rich in secondary compounds from Salix babylonica (SB) and Leucaena leucocephala (LL) on feed intake, nutrient digestibility and growth. After 2 weeks of adaptation consuming a total mixed ratio...
Article
Chemical constituents in the extracts of Leucaena leucocephala (Lamk.) de Wit. and Salix babylonica L. foliage were identified by gas chromatography-mass spectrometry and their relative concentrations determined. L.leucocephala extract contained 44 compounds: 2(H)-benzofuranone-5,6,7,7a-tetrahydro-4,4,7a-trimethyl (23.1%), pentadecanoic acid-14-met...
Article
Six crossbred sheep (32.00±0.603 kg body weight (BW)) and 6 Baladi goats (18.00±0.703 kg BW) were used in 2 × 2 factorial design to evaluate the effect of exogenous enzymes of ZADO® (i.e., ENZ) and on nutrients digestibility and growth performance. Animals were fed on wheat straw ad libitum and restricted amount of commercial concentrate with (+ENZ...
Article
We assessed the effects of cereal type (corn-based, CB or rice-based, RB) and housing system (floor, F, or cage, C) on the performance of two Japanese quail genotypes (non-selected, JAP, and a Jumbo variety, JUM) in two, 2×2 factorially designed, experiments. In Exp. 1, during the 15-d experimental period, there were 4 experimental groups: JAP quai...
Chapter
Full-text available
Rabbits eat a variety of herbs, especially the ones grown in home gardens. While herbaceous plants grow in the wild as well as in peoples' gardens, rabbits will come into gardens where herbs are easy to find. Herbs that rabbits prefer include parsley, basil, spearmint and peppermint. There are quite a few varieties of vegetables that rabbits eat, i...