Results 1 to 10 of about 157,258 (157)

Effect of nutraceutical supplementation on semen quality in stallions [PDF]

open access: yesVeterinary Medicine and Science, 2023
Background The use of reproductive biotechnologies in equine practice has shown that some stallions are subfertile, so ways to improve fertility have been sought.
Edgar Díaz Rojas   +5 more
doaj   +2 more sources

Intermittent versus continuous drought: chlorophyll a fluorescence reveals photosystem resilience in tomato [PDF]

open access: yesFrontiers in Plant Science
IntroductionRecurrent drought threatens Mediterranean tomato yields, yet how the time-scale of drought shapes photochemical tolerance remains unclear.MethodsWe evaluated six genotypes, three commercial cultivars (‘Sintonía’, ‘Marejada’, ‘Valenciano’) and
Jesús D. Peco   +7 more
doaj   +2 more sources

A Circular Economy Approach to Integrate Divergent Ruminant Production Systems: Using Dairy Cow Feed Leftovers to Enhance the Out-of-Season Reproductive Performance in Goats [PDF]

open access: yesAnimals, 2023
Based on a circular economy approach, we evaluated the possible effect of targeted supplementation with leftover feed from dairy cows (i.e., intensive system) on the reproductive performance of crossbred/rangeland goats (i.e., extensive system) in arid ...
Maria G. Machado-Ramos   +9 more
doaj   +2 more sources

Utilization of wild desert plant extracts for the in vitro control of gastrointestinal nematodes in cattle [PDF]

open access: yesJournal of Advanced Veterinary and Animal Research
Objective: This study aimed to evaluate the effects of plant extracts from desert species on egg-hatching inhibition (EHI) and larval mortality of gastrointestinal nematodes (GINs) in cattle under in vitro conditions.
Raquel Olivas-Salazar   +5 more
doaj   +2 more sources

Effect of beak trimming at hatch and the inclusion of oat hulls in the diet on growth performance, feed preference, exploratory pecking behavior, and gastrointestinal tract traits of brown-egg pullets from hatch to 15 weeks of age

open access: yesPoultry Science, 2022
: The influence of infrared beak trimming at hatch (IRBT) and the inclusion of oat hulls (OH) in the diet on growth performance, feed preference, exploratory pecking behavior, and gastrointestinal tract (GIT) development, was studied in brown-egg pullets
J. Ben-Mabrouk   +4 more
doaj   +1 more source

Influence of the calcium and nutrient content of the prelay diet on egg production, egg quality, and tibiae mineralization of brown egg-laying hens from 16 to 63 wk of age

open access: yesPoultry Science, 2023
: The influence of the Ca and nutrient content of the diet fed from 16 to 19 wk of age, on egg production, egg quality, and tibiae mineralization, was studied in brown egg-laying hens from 16 to 63 wk of age.
A.F. de Juan   +6 more
doaj   +1 more source

Influence of the energy concentration and the standardized ileal digestible lysine content of the diet on performance and egg quality of brown-egg laying hens from 18 to 41 weeks of age

open access: yesPoultry Science, 2022
The influence of the energy and the standardized ileal digestible lysine (DLys) content of the diet on egg production and egg quality, was studied in brown-egg laying hens from 18 to 41 wk of age. The experimental design was completely randomized with 10
R. Scappaticcio   +5 more
doaj   +1 more source

Influence of the energy and digestible lysine contents of the diet on performance and egg quality traits of brown-egg laying hens from 19 to 59 weeks of age

open access: yesPoultry Science, 2021
: The influence of nutrient density and standardized ileal digestible lys (DLys) content of the diet on egg production and egg quality traits, was studied in brown-egg laying hens from 19 to 59 wk of age. The experimental design was completely randomized
R. Scappaticcio   +5 more
doaj   +1 more source

Tracing the metabolic rift in Colombia's greengrocer: an environmental history of the Anaime Valley [PDF]

open access: yes, 2020
This paper stems from research to reconstruct an environmental history of agriculture in the Anaime Canyon Valley and better understand the environmental consequences of having transformed the area into “Colombia's greengrocer”.
Doughman, Richard
core   +1 more source

The length of the feed restriction period affects eating behavior, growth performance, and the development of the proximal part of the gastrointestinal tract of young broilers

open access: yesPoultry Science, 2020
We studied the effects of restricting the access to feed on the anticipatory eating behavior, growth performance, and the development of the proximal part of the gastrointestinal tract (GIT) in broilers.
G. Fondevila   +4 more
doaj   +1 more source

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