Results 51 to 60 of about 41,299 (184)

¿Qué superficie forrajera necesito para mantener un rebaño de vacas nodrizas? [PDF]

open access: yes, 2019
El sistema de producción de una explotación de vacas nodrizas condicionará las necesidades del rebaño y de su localización dependerán el tipo de pastos o cultivos ...
Casasús Pueyo, Isabel
core  

Tick‐borne diseases in subtropical dairy farming: The role of calf rearing strategies in antibody and antigen prevalence Enfermedades Transmitidas por Garrapatas en la Ganadería Lechera subtropical: El Papel de las Estrategias de Crianza de Terneros en la Prevalencia de Anticuerpos y Antígenos

open access: yesMedical and Veterinary Entomology, EarlyView.
Tropical farmers try to adapt calf‐rearing systems to temperate dairy industry standards. Calves in tick‐infested areas develop stronger immunity to TBD under controlled exposure to ticks. Early tick exposure promotes sustainable management, balancing tick infestation and developing TBD immunity.
Daniela Balseca   +11 more
wiley   +1 more source

Produção de leite a base de pasto [PDF]

open access: yes, 2012
Projeto acadêmico (graduação) - Universidade Federal de Santa Catarina. Campus Curitibanos. Ciências Rurais.O presente trabalho fornece informações de como produzir leite mantendo as vacas em lactação no pastoreio, cultivando duas espécies de plantas ...
Pelozato , Paula Roberta Pereira
core  

Alterações macroscópicas e histopatológicas ovarianas em vacas doadoras zebuínas

open access: yes, 2018
Objetiva se com este trabalho avaliar as alterações macroscópicas e microscópicas de ovários em vacas doadoras zebuínas. Ponderou-se o trato reprodutivo de 62 fêmeas zebuínas (Bos taurus indicus) doadoras de oócitos pelo método de punção folicular ...
Laryssa Costa Rezende   +9 more
core   +1 more source

Policy Entrepreneurs and Policy Change When Politicians Are Absent: The Inclusion of Autistic Individuals in Armed Forces

open access: yesPublic Administration, EarlyView.
ABSTRACT How do policy entrepreneurs change policy when politicians are not directly involved in the process? While public policy scholars have examined the conditions under which politicians refrain from direct engagement in policy design, they have paid less attention to the strategies policy entrepreneurs employ in the absence of political actors ...
Ben Kizel, Nissim Cohen
wiley   +1 more source

Comportamiento del nivel celular en leche y gérmenes aislados en la misma, durante la lactancia de vacas en dos diferentes sistemas de explotación bajo cuma tropical.

open access: yesRevista Mexicana de Ciencias Pecuarias, 1986
Se estudió la lactancia de 19 vacas, de las cuales 10 eran cruzadas; 5 Holstein x Cebú y 5 Pardo Suizo x Cebú en libre pastoreo, y el resto (9 vacas) eran de raza pura 5 Holstein y 4 Pardo Suizo, en semiestabulación.
Amado Guzman Avilés   +3 more
doaj  

Adelantar el primer parto de vacas nodrizas a los dos años es posible [PDF]

open access: yes, 2017
Colaboración en el blog: Especialistas en novillas.
Rodríguez Sánchez, José Antonio
core  

Does Corruption Increase Inequality? Evidence From a European Fact‐Based Assessment

open access: yesRegulation &Governance, EarlyView.
ABSTRACT This paper examines whether government favoritism in public procurement generates negative social costs, even within redistributive institutional frameworks such as the European Union. Rather than relying on perception‐based corruption indicators, we employ an objective proxy of corruption risk—the share of awarded public contracts which ...
Iva Parvanova, Alina Mungiu‐Pippidi
wiley   +1 more source

Biodiesel industry by-products used for ruminant feed Co-productos de biodiésel utilizados en la alimentación de rumiantes Coprodutos do biodiesel utilizados na alimentação de ruminantes Biodiesel by-products used as ruminant feed

open access: yesRevista Colombiana de Ciencias Pecuarias, 2012
Biodiesel industry by-products appear to be an excellent alternative source for ruminant feed and may contribute to increased agricultural activity in terms of productivity and profitability.
Ronaldo L Oliveira   +6 more
doaj  

Drafting the calmodulation playbook: Emerging structural insights into transient receptor potential channel regulation by calmodulin

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Calmodulin (CaM) is a ubiquitous calcium (Ca2+) sensor that translates intracellular Ca2+ signals into modulation of hundreds of effector proteins including ion channels. CaM is increasingly recognized as a key regulator of the transient receptor potential (TRP) channel family, yet the underlying ‘calmodulation playbook’ is only ...
Aden M. Alemayhu, Candice E. Paulsen
wiley   +1 more source

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