Small Ruminants

All Items

• G1 mutation of GDF9 gene and its relationship with birth weight in Pelibuey sheep

  Miriam Rosas-Rodríguez, Juan Salazar-Ortiz, Josafhat Salinas Ruiz, Jaime Gallegos-Sánchez, Martha Herández-Rodríguez, Cesar Cortez-Romero

  243-249
• Fodder consumed by the Chocholteco criollo sheep in the rainy season in a rangeland of the Oaxacan Mixteca

  Elena Patricia Díaz Mendoza, Héctor Maximino Rodríguez-Magadán, Jorge Hernández-Bautista, Teódulo Salinas-Rios, N. V. Victoria-Villa

  275-279
• Description of histopathological findings in lambs intoxicated with selenium by intraruminal boluses

  Midori Jocelyn Hernádez Serratos, Germán Isauro Garrido Fariñas, Mireya Juárez Ramírez, Jorge Luis Tórtora Pérez, Elein Hernández Trujillo, Víctor Manuel Díaz Sánchez

  357-362
• Productive and reproductive performance of ram-lambs fed with corn and potatoes snacks: preliminary results

  Juan González-Maldonado, Maricruz Zamora Raya, Lorenzo Buenabad Carrasco, Miguel Vega Cázares, José Alfredo Martínez Quintana, Canuto Muños García, Rosendo Cuicas Huerta

  197-200
• Determination of gas production in vitro and metabolizable energy content of ruminant feedstuff incubated with sheep excreta

  Sebastian Saenz, Nydia Corina Vásquez Aguilar, Hugo Bernal Barragán, Humberto González Rodríguez, Oscar Daniel García Pérez, Arquímedes Cruz López

  191-196
• Polyherbal formulas in lamb feeding to improve productive performance

  Pablo Benjamín Razo Ortíz, Germán David Mendoza Martínez, Pedro Abel Hernández García, Gabriela Vázquez Silva, Cesar Díaz Galván, Enrique Espinosa Ayala

  187-190
• Shape of curve lactation affects the fitting of empirical and mechanistic models applied to dairy sheep lactations in Mexico

  Lilian Paola Guevara Muñeton, Leonardo Siquieira Gloria, Mohamed Benaouda, Isaac Alberto Teuntle-Lopez, Ximena Sofia Valdes-Cordoba, Juan Carlos Angeles-Hernandez, Elon Souza Aniceto, Armando Peláez Acero

  305-311
• Response to selective deworming in sheep of different breed types under continuous grazing in the humid tropics

  Daniela Olarte-Garduza, Carlos Luna-Palomera, Fernando Sanchez-Dávila, Nadia Florencia Ojeda-Robertos

  333-337
• Fertility of Katahdin ewes laparoscopically inseminated with refrigerated or cryopreserved semen in the tropics

  Isidro Juárez Cisneros, Saúl Rojas Hernández, Eduardo E. Robledo Reyes, Miguel Ángel Damián Valdez, Alejandro Córdova Izquierdo, Abel Villa Mancera, Julio Gómez Vargas, Fredy Quiroz Cardoso, Jaime Olivares - Perez

  1-4
• Physical characteristics of rumen fluid and feces from lambs fed mango leaf stubble

  Félix Jesus Rodríguez-Ramírez, Ethel Caterina García y González, Jesus Jahir Nava-Beltrán, Maricela Ruiz-Ortega, Eduardo Daniel Ramírez-García, Blanca Celia Pineda-Burgos, Jose Luis Ponce Covarrubias

  393-396
• Ingestion behavior of hair lambs finished in pens fed mango leaf stubble

  Eduardo Daniel Ramírez-García, Ethel Caterina García y González, Félix Jesús Rodríguez-Ramírez, Jesús Jahir Nava-Beltrán, Edgar Valencia-Franco, Pedro Enrique Hernández-Ruiz, Jose Luis Ponce Covarrubias

  389-392
• Morphological characteristics of extensively grazed Blackbelly lambs in the tropics

  Jesus Jahir Nava-Beltrán, Ethel Caterina García y González, Eduardo Daniel Ramírez-García, Maricela Ruiz-Ortega, Félix Jesus Rodríguez-Ramírez, Alfonso Longinos Muñoz-Benítez, Jose Luis Ponce Covarrubias

  379-382
• Vaginally use of iButton loggers to measure body temperature in grazing red deer (Cervus elaphus)

  Lorenzo Alvarez Ramirez, Gabriela Arteaga-Salazar, Alejandra Sánchez-Cervantes

  187-194
• Intrinsic quality of llama meat (Lama glama) from the Puna of Jujuy raised on pasture with two levels of grain supplementation.

  Fernando Eduardo Labarta, Norma B. Farfán, Nicolas Chavarria, Marcelo Echenique, Ana Laura Quintana, Gustavo E. Verrastro, Mónica Daniela Godoy, María Zimerman, Gabriela Grigioni

  251-265
• Growth performance and carcass characteristics of feedlot lamb ram fed with urea-treated Quercus rugosa biomass

  Adriana Sharay Castro Rosales, Octavio Carrillo Muro, Pedro Hernández Briano, Alejandro Rivera Villegas

  127-130
• Cashmere in Criolla Neuquina goats: influence of the shearing period on the quantity and quality of the fiber

  Julia Maurino, Diego Sacchero, María Rosa Lanari

  321-329
• In vivo carcass evaluation and body measurements of Dorper ewe in different age groups

  Carolina Freitas Rosa e Paula, Thaís Fitaroni Ramos Larcerda, Natalia Mercedes Vallejos, André Torres Geraldo, Camila da Conceição Cordeiro, Celia Raquel Quirino

  301-310
• Energy requirements for growth in Santa Inés sheep

  José Ramón Campero Marañón

  169-175
• Intake and digestibility in diets supplemented with dehydrated cassava root

  Waldyr Stumpf Junior, Jorge Lopez

  59-68
• Evaluation of body and testicular measurements in Dorper sheep at different ages

  Thaís Fitaroni Lacerda, Carolina Freitas Rosa e Paula , Natalia Mercedes Vallejos, Celia Raquel Quirino

  205-213
• Effect of two levels of supplementation on the productive response of llamas (Lama glama) in grazing.

  Fernando Eduardo Labarta, Norma B. Farfán, Nicolas Chavarria, Marcelo Echenique, Andrés R. Perea, Ana Laura Quintana, María Zimerman, Gabriela Grigioni

  109-120
• Characteristics of wool, weight and body condition in Creole sheep from the northwest of the province of Catamarca Argentina

  Rubén Darío Martínez, Sabrina Peña, Nora Nidia Abbiati , Gustavo López, Diego Sacchero , Ivana Aladin , Rogelio Allignani

  101-108
• Reproductive characterization of the Criollo-Neuquino goat breed

  Marcela Cueto, María Rosa Lanari, Paula Silvestre, Maria Macarena Bruno-Galarraga, Jimena Fernández, Alejandro Gibbons

  199-214
• Wool quality and daily weight gain in native lambs from the Central Region of Argentina

  María Bettina Gómez, Melina Castillo

  21-28
• Efecto del comportamiento materno-filial en ovinos tropicales sobre peso vivo inicial de las crías Comportamiento materno-filial ovinos en ovinos tropicales

  Cristina Arocha, Dayana Perez, Daniel Vargas, Fredy Enrique Garcia Castro, Leyla Rios de Alvarez

  11-20
• Spatial variation on phenotypic variants of fiber production lama herds from Northern Jujuy Province, Argentine

  Michel Victor Hubert Hick, Alejandro Prieto, Maria Flavia Castillo, Eduardo Frank

  189-196
• Compendium of conservation and production of local animal genetic resources: Pantaneiro sheep

  Fernando Miranda de Vargas Junior, Carla Giselly de Souza, Marcio Rodrigues de Souza, Marcos Barbosa Ferreira, José Alexandre Agiova da Costa, Fernando Alvarenga Reis, Maíza Leopoldina Longo

  165-180
• Calving at the beginning or end of winter in nulliparous ewes: effects on maternal behavior and that of their progeny

  Raquel Pérez Clariget, María Soledad Orcasberro

  29-38
• Small ruminant production

  Managing Editor
• Importance of tropical sheep introduced into the country: productive and reproductive characteristics

  José A. Atto Mendives
• Use of goats to control undesirable vegetation

  Jean-Marie Luginbuhl, Silvana Pietrosemoli Castagni
• Current situation and projections of goat farming in Peru

  Óscar Arroyo
• A new perspective in perinatal lamb mortality

  Fernando Dutra Quintela
• Nutritional management alternatives to improve survival of newborn lambs

  Georgget Elizabeth Banchero Húnziker
• Facts and myths about South American camelids

  Julio Sumar
• Selection program in South American domestic camelids

  Carlo Renieri, Carlos Pacheco, Alessandro Valbonesi, Eduardo Frank, Marco Antonini
• Histological characterization of the utero-placental membranes of alpaca

  Luis Olivera Marocho
• Reproductive biotechnologies in domestic South American camelids: advances and perspectives

  Wilfredo Huanca, Aída Cordero, Teodosio Huanca Manami, Gregg P. Adams
• INIA's experience in strengthening the domestic camelid germplasm bank

  Teodosio Huanca Mamani, N Apaza, Mario Lino Gonzales Castillo
• Sheep and goat production; produccion ovinos y caprinos; produção de ovinos e caprinos

  Managing Editor
• Management of reproductive seasonality in small ruminants

  Rodolfo Ungerfeld
• Present and future role of small ruminants in animal agriculture

  Gregory S. Lewis
• Small ruminants production/Producción de rumiantes menores/Produção de ruminantes menores

  Managing Editor
• Environmental factors and sexual development of rams and goats

  Rodolfo Ungerfeld
• Seminal plasma levels added to a Tris-based diluent for refrigerated sheep semen: results of the hyposmosis test and pregnancy rate

  H. Bueno-Larroque, Raquel Perez Clariget, Alvaro Lopez
• Produccion de ovinos y caprinos - Carteles

  Managing Editor
• Produccion de ovinos y caprinos - Orales

  Managing Editor
• Evolution of the use of “quality brands” in meat from small ruminant breeds (threatened with extinction) to foster animal conservation

  Maria Cristina Bressan, R Bessa, J Santos-Silva, E Camacho, L T Gama
• Community based small ruminant genetic improvement programs

  Joaquin Pablo Mueller
• Sex and genotype effect on productive performance of goats in feedlot

  Jair Campos Soares II, Tadeu Vinhas Voltolini, Gherman Garcia Leal Araújo
• Transformation of sheep milk into hard cheese and ricotta: Effect on fatty acid profile

  Julio Hernan Gonzalez, Laura Elena Puhl, Gustavo Alfio Nardo, Francisco Mentruyt, Patricia Andrea Allocati
• Addition of reduced glutathione to diluent of lamb semen during storage (5 °C)

  Alfredo Trejo Cordova, Sergio Ramírez Ordoñes, Víctor Manuel Meza-Villalvazo, Ismael Abad Benítez
• Variance components and repeatability of productive and textil traits of the fiber of Huacaya alpacas (Vicugna pacos) raised in a communal system

  Edgar Carlos Quispe Pena, Rolando Quispe Ramos
• Managing reproductive seasonality in small ruminants

  Rodolfo Ungerfeld
• Animal welfare and sustainable livestock production

  José Agustín Orihuela
• Luteotrophic effect of OIF/NGF in llamas

  Marcelo Ratto Fuster
• Sustainable production of meat goats: grazing strategies and forage utilization

  Jean-Marie Luginbuhl
• Herramientas moleculares para la mejora genética en ovinos

  G. Ciappesoni, F. Macedo, N. Grasso, V. Goldberg, D. Gimeno, E. A. Navajas
• Producción Sostenible de Carne y Lana en Sistema Pastoriles: Desafíos y Oportunidades

  F. Montossi, J.M. Soares de Lima, M. del Campo, G. Brito
• Programación fetal en el cordero: efecto de la restricción en la nutrición intrauterina

  Raquel Perez Clariget, Maria Jose Abud, Javier Ithurralde, Patricia Genovese, Andrea Alvarez Oxiley, Victoria Riaño, Maximiliano Torres, Sebastián Montaldo, Sergio Ramírez, Álvaro López, Alejandro Bielli
• Utilizacion de recursos genéticos en produccion animal en el Uruguay con especial referencia a ovinos

  Raul W Ponzoni, Roberto C Cardellino
• Performance of goats and sheep grazing in Brazilian semi-arid scrubland supplemented with feed-blocks

  Aldo Torres Sales, Maria Gracas Gomes, Wandrick Hauss de Sousa, Marcilio Fontes Cezar, Diego Vagner Oliveira Souto
• Characterization of the structure of the sheep flocks in the north of La Pampa Province

  María Bettina Gómez, Melina Castillo, Silvia Inés Aguirre, Walter Díaz, Martín Vargas, Michel Victor Huber Hick, María Flavia Castillo, Eduardo Narciso Frank
• Performance and haematological parameters of West African dwarf goats fed varying levels of Newbouldia laevis inclusion

  Azeez Olanrewaju Yusuf, Adeola Justina Ademokoya, Modupe A. Ogun, Azeez Korede Raheem, Oluwaseun A. Odunfa, Olusiji Sunday Sowande
• Neem oil (Azadirachta indica a. Juss) for lice (Anoplura) control in goats from Falcón state, Venezuela

  Eva Valle Salazar, Carlos Marín Rodríguez, Gustavo Morales
• Exclusion of paternity based on a panel of 89 SNP markers in a sample of Corriedale and Merino sheep from Uruguay

  Fernando Macedo, Nicolás Grasso, Elly Ana Navajas, Diego Gimeno, Carlos Gabriel Ciappesoni
• Conservation of ram semen at 5 ºC using medium supplemented with 0.5, 1.0 and 5.0 mM of reduced glutathione

  Alfredo Trejo Cordova, Ismael Abad Benítez, Víctor Manuel Meza Villalvazo, Carolina Antonia Estrada, Abel Villa Mancera
• Histología cuantitativa de la piel de alpaca diferenciada por calidad de fibra

  Víctor Manuel Velez, Jessica Sabrina Salazar Begazo, Joel Pacheco Curie, Danilo Pezo Carreón, Francisco Franco Febres
• Reproductive efficiency in wool sheep artificially inseminated by the cervical or intrauterine method with fresh semen

  Nicacia Hernández Hernández, Juan Carlos Martínez González, Martín Antonio Ibarra Hinojosa, Florencio Briones Encinia, Panfilo Saldaña Campos
• Supplementation of a flock of the Pampinta breed in the last third of gestation in the semiarid Pampeana Region

  Germán Alejo Seeber, Abel Zuccari, Gustavo Fernández
• Effect of storage at -20°C on the sensory profile of vacuum packed semi-hard ewe´s milk cheeses

  Elena Beatriz Coste, Ana Pereyra, Julio Gonzalez, Alejandra Picallo, Daniel Pompas, Lorenzo Basso, Patricia Allocati
• Effects of time of parturition, shearing and flushing on lambing to estrus interval in Polwarth ewes.

  F. Ebling Rodrigues, Luis Carlos de Oliveira Fernandes

  17-21
• Laparoscopic intrauterine insemination of frozen sheep semen in a gel solvent based on the Aloe vera plant

  Fernando Rodríguez, John N Stellflug, Jim A. Fitzgerald

  9-15
• Physicochemical composition and microbiological quality of goat milk produced in Santiago del Estero Province (Argentine)

  Silvia Florencia Frau, Graciela Font de Valdez, Raul Paz, Nora Pece
• Evaluation of llama sperm chromatin preserved using different methods of conservation

  María Ignacia Carretero
• Produccion de Ovinos y Caprinos

  Editor Index
• Camélidos Sudamericanos

  Editor Index
• Sperm reservoir in the oviduct of llama and progress in the study of the proteolytic systems involved

  Silvana Andrea Apichela
• Fiber production in South American camelids. Advances in processing and breeding

  Eduardo Frank
• Molecular characterization of parasite resistant/susceptible Uruguayan Merino lambs

  Carlos Gabriel Ciappesoni, Paula Nicolini, Lucia Kelly, Nicolas Grasso, Pablo Peraza, Andrea Cabrera, Virginia Goldberg
• Technical note: Productive variables of Pelibuey lambs and ewes induced to estrus with exogenous hormones and with different types of suckling

  Francisco Javier Franco Guerra, Jorge Ezequiel Hernandez, Oscar Agustin Villareal Espinobarros, Carlos Quiroz Ruiz, Jaime Gallegos Sanchez, Julio Cesar Camacho-Ronquillo
• Supplementation of alfalfa silage with different energy-rich concentrates in diets for lactating dairy goats

  Jose Luis Danelon, Mariana D´Alesio, Luis Barletta, Patricia Andrea Allocati, Marisa Wawrzkiewicz, Elsa Ceballos, Claudio Colatto, Daniel Victoria
• Economic production in a small dairy goat operation: toward an alternative design for rural development

  Raul Gustavo Paz, Ramiro Rodriguez, Viviana González, Héctor Lipshitz
• Duration of estrus and preovulatory surge of LH in Boer x Nubian goats synchronized with various hormones in tropical latitude of Mexico

  José del Carmen Rodríguez-Castillo, Arturo Pro-Martínez, Arnulfo Villanueva-C., Jaime Gallegos-Sánchez
• Comparison of growth curves in male and female goat kids of Saanen and of ⅞ Boer breeding during the suckling phase

  Samuel Figueiredo Souza, Juciléia Aparecida da Silva Morais, Marcos Jácome Araújo, Oscar Boaventura Neto, Roberto Germano Costa, Kleber Tomas Resende, Maria Emília Franco Oliveira, Roberta Machado Ferreira, Izabelle Auxiliadora Molina de Almeida Teixeira
• Genetic improvement of sheep production by crossbreeding strategies with hair sheep breeds

  Eugenia Guadalupe Cienfuegos Rivas, Arnoldo Gonzalez Reyna, Javier Hernandez Melendez, Pedro Zarate Fortuna, Martin Antonio Ibarra Hinojosa, Froylan Lucero Magaña, Juan Carlos Martinez Gonzalez
• Molasses and corn meal supplementation of lambs fed ammoniated hay

  María E. Rodríguez-Prado, Max Ventura
• Indexes of primacy in sheep flocks of central Cordoba Province, Argentina

  Michel Hick, Eduardo Narciso Frank, Alejandro Prieto, F. Castillo
• Caracteristicas reproductivas de ovejas Pelibuey sincronizadas e inducidas a la pubertad

  Julio Cesar Camacho Ronquillo, Jose del Carmen Rodríguez Castillo, Jorge Ezequiel Hernandez Hernandez, Arturo Pro Martinez, Carlos Miguel Becerril Perez, Jaime Gallegos Sanchez
• Genetic improvement of overall reproductive success in sheep: A review

  Gary D Snowder
• Quality of the Saanen goat carcass feeding with different levels of roughage and concentrated

  Roberto Germano Costa, Ariosvaldo Nunes de Medeiros, Neube Michel dos Santos, Sandra Elizabeth Santiago Beltrão Santa Cruz, Rejane Gomes da Silva, Leila Santos de Melo, Marta Suely Madruga
• Economic evaluation of three systems of alimentation used in finishing lambs

  Sergio Carvalho, M. Brochier, L. Cappelatti, J. Pivato
• Alternative feeds in diets for sheep: A review

  Henrique Nunes Parente, Anderson de Moura Zanine, Théa Mirian Medeiros Machado, Fabianno Cavalcante Carvalho
• Assessment of transrectal ultrasonography for detection of ovarian follicles in hair sheep

  Ignacio Contreras Solís, Thais Diaz, G. Lopez, A. Caigua, H. Garcia, A. Salvador, A. Gonzalez-Bulnes
• Nutritional characterization of goat forage resources in extensive systems

  Cecilia M. Sanchez, G. Gomez, M. Alvarez, H. Daza, Julio Garmendia
• Selection scheme of the Segureña breed of sheep

  J. V. Delgado, J. V. Rodriguez, J. M. Leon, J. Puntas, M. Benavente, G. Garcia, C. Barba
• Characterization, evaluation and conservation of the Moxotó goat breed in Pernambuco, Brazil

  Maria Norma Ribeiro, J. C. V. Oliveira, L. L. Rocha, A. G. C. Alves, Francisco Fernando R. de Carvalho, José Robson Bezerra Sereno
• Is the conservation of goat semen at -150°C a viable alternative?

  A. Medrano, F. Cabrera, F. Gonzalez, M. Batista, E. Quesada, P. Calero, A. Gracia
• Genetic characterization of sheep breeds based on protein polymorphisms

  Maria Aparecida Cassiano Lara, Eduardo Antônio da Cunha, Cecília José Verissimo, Luiz Eduardo dos Santos, Mauro Sartori Bueno
• Morphological characterization of the Pelibuey sheep of Yucatan, Mexico

  J. G. Romualdo, A. C. Sierra, J. S. Hernandez
• Morphological traits of venezuelan Creole goat

  Fidel Pariacote, L. Ruiz, D. C. D’Ascencao, C. Borges, X. Pimentel
• Characterization of the genetic resource of Criollo goats and their socio-economic role in Cochabamba, Bolivia.

  A. Stemmer, T. Altug, Anne Valle-Zarate, R. Ergueta
• GM 25. Comparative study of Corriedale and Merino ewes and lambs in Uruguay

  Gianni Bianchi, Juan Burgueño, Gonzalo Olivera
• GM 23. Creole goat performances and main constraints in Guadeloupe

  Gisele Alexandre, G. Aumont, N. Mandonnet, J. Fleury
• GM 22. Preliminary results on the effect of ram and ewe breed on lamb birth weight in tropical conditions

  Josefina Combellas, Zoraida Rondon, Leyla Rios, Omar Verde
• FR 43. Postweaning growth in West African sheep

  Cesar Zambrano
• FR 42. Preweaning growth in West African sheep

  Cesar Zambrano
• FR 41. Intensive production of « Martinik » hair sheep at grazing in Martinique (F.W.I.)

  G. Aumont, M. Mahieu, Gisèle Alexandre
• FR 40. Preliminary results on factors affecting lambing intervals of ewes in tropical conditions

  Leyla Rios, Zoraida Rondon, Omar Verde, Josefina de Combellas
• FR 39. Serving capacity in young rams: repeatability of an evaluation test

  J. Olivera, A. Ferraris, Elize Thera van Lier, Juan Burgueño, A. Lopez
• FR 38. Influence of west-african lambs weight at birth on the mortality and growth rate

  Armando Quintero, Julio Boscan, A. Gonzalez, Roberto Palomares, J. Boissiere, J. Boissiere
• FR 37. Effects of type of lambing on the body weight to differents ages in west-african lambs breds under very dry tropic conditions

  Armando Quintero, Julio Boscan, Roberto Palomares, A. Gonzalez, J. Boissiere
• Technical-productive parameters and typology of traditional goat raising systems in a dry region

  Raul Paz, R. Alvarez, L. Castaño
• Assessment of the carcass traits of lambs with ¾ of the Texel breed genotype

  Maria Alicia Acebal, L. A Maiztegui, J. Amelong, Liliana Picardi
• Duration of postpartum anestrus in ewes of the Mexican high plateau

  J. del C. Rodriguez-Castillo, Miguel Garcia-Winder, Arturo Pro-Martínez, J. Gallegos-Sanchez
• Energy efficiency in grazing lambs differing in sire body size, determined by the in vitro respiration rate and weight of liver and rumen

  Oscar N. Di Marco, A. E. Massa, M. S. Aello, M. Crupkin
• Quantitative genetic study of milk production in goats of the Saanen breed

  P. Tholon, Sandra A. de Queiroz, A. C. Ribeiro, K. T. Resende, S. D. Ribeiro
• Perspective of research on ovine reproduction in Latin America within the framework of the present productive tendencies

  E. Rubianes, R. Ungerfeld
• Sheep production systems at pasture

  R. Oficialdegui
• NR 46. Growth and bone mineralization of sheep fed with high fluorine phosphates

  Susmira Godoy, Claudio F. Chicco
• NR 45. Effect of the supplementation with different mineral sources on the macromineral (Ca, P & Mg) concentration in blood serum and bone ribs of crossbred lambs

  Silvio Miranda, Dervin Dean, Max Ventura, Armando Quintero, R. Lopez
• NR 44. Effect of the supplementation with different mineral sources on the body development of crossbred lambs

  Dervin Dean, Silvio Miranda, Max Ventura, R. Lopez, Armando Quintero
• NR 43. Nitrogen metabolism of growing sheep fed with Leucaena leucocephala

  Tyrone Clavero, Rosa Razz, Omar Araujo-Febres, J. Morales, Angel Rodriguez
• Livestock genetic resources and production systems: a mediterranean overview

  Jean Boyazoglu, Y Hatziminaoglou
• NR 09. Use of Gliricidia sepium in the alimentation of steer grazing in a citric plantation

  A. Gonzalez, Y. Herrera, M. Mora, I. Entrena
• Use of resource and improvement possibilities in the spatial unit of Tzotzil sheep-farming zone

  Jose Nahed-Toral, S. Cortina-Villar, Q. Lopez-Tirado
• Intake, digestibility and nitrogen utilization by sheep fed with provenances of Calliandra calothyrsus Meissner with different tannin structure

  Carlos Lascano, Janet Stewart