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Livestock Research for Rural Development, Volume 33, Number 4, April 2021
ISSN 0121-3784


LRRD encourages the inclusion of photos in articles that contain topics that relate to different local or regional resources (vegetative and animal species, by-products, breeds/varieties), when these are used in the production systems that are the subject of the research. The sources of the photos should be indicated.



  1. Effect of feeding processed cowpea (Vigna unguiculata) as replacement of toasted soy bean on egg production and quality of Koekoek (Potchefstroom koekoek) chicken; Kegne Yismaw, Getachew Genetu, Birhan Kassa, Zeleke Jember and Mehari Ayalew

  2. Egg shape index for sex determination of post-hatch chicks in Pekin ducks: a solution for smallholder duck farming in Lombok Indonesia; B Indarsih, M H Tamzil, D Kisworo and Y Aprilianti

  3. Combination of probiotic and phytobiotic as an alternative for antibiotic growth promoter for broilers chickens - a review; Yusri Sapsuha, Edjeng Suprijatna, Sri Kismiati and Sugiharto Sugiharto

  4. Fermenting dried maize cobs with the fungus Pleurotus eryngii increased the content of crude protein and in vitro gas production; Nguyen Thi Huyen, Nguyen Thi Tuyet Le and Bui Quang Tuan

  5. Productive performance of growing commercial pigs fed rejection potato silage (Solanum tuberosum L.); W Caicedo and L Caicedo (In spanish)

  6. Cattle production systems in the Cesar region, Colombia. An estimation of GHG emissions and their mitigation alternatives; Julián Esteban Rivera, Laura Patricia Serna, Cesar Solano, Manuel Gómez, Diana Hernández and Julian Chará (In spanish)

  7. Genetic structure of Blanco Orejinegro (BON) cattle populations in Colombia; Yasbleydy Valderrama Llanos, Edison Julián Ramírez Toro, William Burgos Paz, Rodrigo Martínez Sarmiento, Ricardo Ocampo Gallego and Mario Cerón-Muñoz (In spanish)

  8. Effect of Mimosa pigra on methane emissions from growing goats; Nguyen Thi Thu Hong, Nguyen Thi Ngoc Trang and Duong Nguyen Khang

  9. Genetic diversity and productivity of the Cay Cum chicken, special native chicken breed of Vietnam; Thom B T, Phung T V and Hoan N D

  10. Productive performance of commercial pigs fed with baby banana silage (Musa acuminata AA); W Caicedo, C Moya, María Caicedo, L Caicedo and F N A Ferreira (In spanish)

  11. Dairy cattle fertility and the role of estrus induction in improving reproductive performance of cows with no history of estrus after calving; Wedajo Muleta Tadeg, Alemayehu Lemma Biru, Tefera Yilma Mekonnen and Abadi Amare Reda

  12. Growth performance and carcass of crossbred native chickens fed different level of dried elephant foot yam (Amorphophallus companulatus); Theresia Nur Indah Koni, Aprys Adoe, Bonaventura Oematan and Redempta Wea

  13. The local Algerian goats: the state of their breeding and their morphogenetic characters; Chekikene A H, Souames S, Meklati F, Idres T, Benhenia K and Lamara A (In french)

  14. Nutrient quality, digestibility and amino acid of cassava leaves silages in different additives; Azhar Amir, Bagus Priyo Purwanto, Nahrowi, Afton Atabany, Salundik and Ahmad Yani