Results 11 to 20 of about 8,324 (197)
The Use of Probiotic and Antioxidants to Improve Welfare and Production of Layer Duck at Commercial Farms for Global Warming Mitigation [PDF]
Global warming affected increasing the risk of ducks to be more succeptable to heat stress which leads to decrease welfare and production. This research aimed to study duck welfare and productivity under probiotic and antioxidants administration at ...
Suswoyo Imam +3 more
doaj +1 more source
Laying performance of laying duck and duck egg quality were not affected by supplementation of zinc in feed at 1 000 mg/kg, but laying performance markedly affected at the supplemented levels above 2 000 mg/kg, produced thin-shelled eggs with decreased ...
CHEN You-liang, YANG Yu-ai
doaj +2 more sources
Evaluation of fall‐seeded cover crops for grassland nesting waterfowl in eastern South Dakota
Cover crops are experiencing a revival among Midwestern farmers, and we assessed their attractiveness and safety for nesting ducks in South Dakota. Nest success was markedly lower in cover crops than in perennial cover during both years of our study, including 2019 which was a best‐case scenario for cover crops, with extremely wet conditions delaying ...
Charles W. Gallman +3 more
wiley +1 more source
An experiment was conducted to investigate the effects of dietary riboflavin levels on reproductive performance, riboflavin status, and antioxidant status of laying duck breeders, to estimate the requirement of this vitamin for duck breeders.
B. Zhang +9 more
doaj +1 more source
Egg production and quality of Magelang duck, Mojosari duck, and their reciprocal crosses
This experiment was conducted to study the egg production and quality of Magelang, Mojosari duck, and their reciprocal crosses. Forty-eight of twenty weeks old ducks were used for a total of 4 treatments.
Henrik Henrik, Marhayani Marhayani
doaj +1 more source
The comparison of quality characteristics of Pekin duck and Cherry Valley duck eggs from free-range raising system [PDF]
The aim of this study was to compare physical, morphological and mechanical characteristics of eggs collected from two duck breeds (Pekin duck and Cherry Valley duck).
Ante Galić +7 more
doaj +1 more source
Hubungan Bobot Telur dan Indeks Telur dengan Bobot Tetas Itik Dabung di Kabupaten Bangkalan
ABSTRACK Bangkalan Regency has a potensial local Dabung duck. A study was conducted on the duck eggs, including egg weight, egg index and hatching weight.
Mahardika Setya Okatama +2 more
doaj +1 more source
Effects of different duck rearing systems on egg flavor and quality and microbial diversity
: The fishy odor of duck eggs has restricted their consumption and industrial development, a problem that producers need to address. We estimated the effects of cage, floor, and pond rearing systems on duck egg flavor, egg quality, and microbial ...
Xuefeng Shi +8 more
doaj +1 more source
The effect of local-based feed ration on the production and quality of duck eggs in Tanjungpinang, Riau Islands [PDF]
The aim of the study was to determine effect of local feed on the production and quality of duck eggs in Tanjungpinang, Riau Islands. This study was conducted in Juli 2020 in Dompak Village, Tanjungpinang City. The material of research were Mojosari duck
Ahmad Salfina Nurdin +6 more
doaj +1 more source
Background In the late phase of production, ducks untimely cease laying, leading to a lower feed conversion. Liver plays a vital role in the synthesis and transport of yolk materials during egg formation in birds.
Xue Du +7 more
doaj +1 more source

