Results 51 to 60 of about 1,023,064 (265)

The Effects of Different Fattening Methods and Sex on Fattening Performance in Native Turkish Geese

open access: yesVeterinary Sciences and Practices
The animal material of the study consisted of native Turkish geese. Regardless of the sex of the chicks, the first 4 wk of age were fed together, and the 5 and 6 week of age were fed ad libitum in groups using the starter feed. From the sixth wk onwards,
Turgay Şişman, Muammer Tilki
doaj   +1 more source

Physical properties and organic carbon content of a Rhodic Kandiudox fertilized with pig slurry and poultry litter

open access: yesRevista Brasileira de Ciência do Solo, 2012
The impact of pig slurry and poultry litter fertilization on soils depends on the conditions of use and the amounts applied. This study evaluated the effect of organic fertilizers after different application periods in different areas on the physical ...
Luiz Paulo Rauber   +6 more
doaj   +1 more source

Differential Sedimentation and Cryo‐TEM Mapping Resolve Structural Heterogeneity in Conjugated Polymer Nanowires for Programmable Stretchable Electronics

open access: yesAdvanced Materials, EarlyView.
Density‐driven differential sedimentation fractionates solution‐assembled P3HT nanowires into crystalline and disordered constituents. High‐resolution cryo‐TEM directly visualizes the molecular chain packing within individual nanowires in real space, and recombining the fractions programs the mobility–stretchability trade‐off without chemical ...
Junyeon Yoon, Jun Ho Hwang, Eunji Lee
wiley   +1 more source

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

Chemical characteristics, degradation kinetics and gas production of arboreal species for ruminants

open access: yesRevista Ciência Agronômica, 2020
The breeding systems of the small ruminants are extensive in the great majority, in which the animals are created in areas of native pasture named Caatinga, being necessary the knowledge on the chemical composition and its characteristics of feed ...
Leandro Pereira de Oliveira   +5 more
doaj   +1 more source

Phase Diagrams and Piezoelectric Properties of Wurtzite Al1−x−yScxGdyN Heterostructural Alloys

open access: yesAdvanced Science, EarlyView.
This study demonstrates ferroelectricity and piezoelectric properties improvement of quaternary wurtzite Al1−x−yScxGdyN${\rm Al}_{1-x-y}{\rm Sc}_x{\rm Gd}_y{\rm N}$ films, guided by density functional theory calculations. Wurtzite Al1−x−yScxGdyN${\rm Al}_{1-x-y}{\rm Sc}_x{\rm Gd}_y{\rm N}$ films have a high optical bandgap, enhanced piezoelectric ...
Julia L. Martin   +11 more
wiley   +1 more source

Chopped Sugar Cane and Urea Supplementation in Ovines during the Dry Season

open access: yesAgrisost, 2018
The aim of this paper was to prevent weight loss in ovines grazing on native grass, by providing chopped sugar cane alone, and chopped sugar cane + urea.
José Manuel Hernández Guerrero   +2 more
doaj   +3 more sources

Immune response of sheep naturally infected with Haemonchus spp. on pastures with two different nutritional conditions

open access: yesSemina: Ciências Agrárias, 2017
Parasitic nematodes in the gastrointestinal tract of small ruminants are considered one of the main causes of economical and productive losses. Haemonchus contortus is characterized as the major parasite affecting sheep worldwide. This study was designed
Gustavo Toscan   +7 more
doaj   +1 more source

Bio-economic evaluation of pasture-cropping, a novel system of integrating perennial pastures and crops on crop-livestock farms [PDF]

open access: yes
Pasture-cropping is a novel approach to increase the area of perennial crops in mixed sheep and cropping systems. It involves planting annual cereals directly into a living perennial pasture.
Robertson, Michael J.   +4 more
core  

Underground Signals: The Ecological Power of Root Volatiles

open access: yesAdvanced Science, EarlyView.
Root volatiles mediate rhizosphere chemical communication, shaping interactions among plants, microbes, herbivores, and natural enemies. Their production, transport, and perception underpin ecological adaptation, multitrophic interactions, and plant resilience, offering opportunities for sustainable crop protection, resilient agroecosystems, and ...
Xueyao Cao   +31 more
wiley   +1 more source

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