育雏期
- 网络brooding;Brooding period
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人工育雏期非洲鸵鸟的行为
Behavior of African Ostrich ( Struthio camelus ) in Brooding Period
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育雏期母鸡母性行为消长试验初报
An experiment of the increase and decrease of maternal behaviour of the hen during brooding period
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每巢产3~5枚卵,孵卵期21d,育雏期41d,42日龄后幼鸟离巢飞走,出飞存活率625%。
Normally a nest had 3-5 eggs , and the incubation period was 21 days . After being fledged for 41 days , the young birds flight off the nest on the 42nd day and the rate of survival upon flying away was 62 5 % .
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育雏期肉用仔鸡实施控光效果的研究
A study on the effect using controlled lightening on broiler chicks
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野禽类育雏期不同药物防疫程序的防疫效果
The Results of Epidemic Prevention in Different Periods of Wild Fowls Brooding
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鸡育雏期饲养管理及疾病诊断专家系统研究初报
A primary study on computer expert for breeding management of young chicken
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日粮蛋白质水平对育雏期绿头野鸭生长性能的影响
Effect of Dietary Protein Level on Growth Performance of Wild Anas Platyrhynchos
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育雏期存活率的变化曲线及其应用
Living percentage curve of brood time and its utilization
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日粮能量、蛋白水平对高邮鸭育雏期生长性能的影响
Effect of Dietary Crude Protein and Energy Concentrations on Growth Performance in Gaoyou Ducklings
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领域的大小在孵卵期和育雏期是稳定的。
The size of territory doesn 't vary in the period of incubation and feeding nestling .
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环境与营养对星杂579商品代公鸡育雏期生产性能的影响
The effects of environment and nutrient on the commercial cockerels of star-cross 579 in starting period
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北红尾鸲育雏期的观察
Observation of Daurian Redstart 's Brooding
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从饲料报酬的角度看,19.00%的蛋白质水平完全可以满足绿头野鸭育雏期(0~4周龄)的生长需要。
19.00 % of protein level met growth requirement of ducklings from the view of feed remuneration .
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而育雏期则较复杂,行为特征和时间变化大,根据行为不同可分3个时期:暖雏期、守护期、巢周育雏期。
The attendance behaviors included three periods : warming nestling period , defending nestling period and brooding period around nest .
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火鸡育雏期预混料的研制及饲喂试验GB/T5918-1997配合饲料混合均匀度的测定
The Research on Premix Feedstuff and the Test of Feeding in the Brooding Stage of Turkey Determination of mixing homogeneity for formula feed
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非洲鸵鸟育雏期较长,在育雏期间,生长发育缓慢,胃肠道疾病严重。
African ostrich has longer brood time , during the brood time , the growth and development is slow , the gastrointestinal disease is serious .
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分析引种不同世代法国莱茵鹅育雏期生长发育情况,了解莱茵鹅引入我国后的适应性,为鹅的改良和育种积累素材。
Oberve growth and development of france white roasting geese , analysis adaptation of introduced geese in our feeding standard and environment , so that we can accumulate .
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研究以新狼山鸡12个世代的入孵头照白蛋率、孵化期死亡率、育雏期死亡率和育成期死亡率为基础材料,作为探讨新狼山鸡死亡当量的依据。
To study the lethal equivalent of New Langshan Chicken , we collected the data of hatch rate at first check time , death rate in hatching time , and mortality after hatching .
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育雏期每3小时左右采食一次。据1987、1988年人工饲养的幼雏各2只观察,幼雏生长发育迅速,日采食量350克(6日令)&2000克(50日令)。
In the observations of two birds brooded artificially in 1987 and 1988 each , the young birds grew rapidly and daily feed intakes were 350g to 2 000g ( 60 to 50 days ) .
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为揭示育雏期非洲鸵鸟的行为规律、制定其饲养管理计划、提高人工养殖条件下育雏期非洲鸵鸟的成活率提供了重要依据。
These results offer a gist to reveal the behavioral regularity of the African Ostrich and make plans for their feeding and management , improving the survival rate of the African domestic Ostriches in brooding period .
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孵化期将近30天,巢内育雏期43~45天,巢外育幼期50天左右,繁殖周期从巢址选择到幼鸟独立生活至少150天。
The hatching period almost lasted 30 days , and breeding period 43-45 days in nest and 50 days outsides or so . The breeding cycle is 150 days at least from choosing nest site to young independence .
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目的是研究饲粮不同能量、粗蛋白质、钙和磷水平对1~28日龄合浦鹅生产性能及相关参数的影响,以便确定合浦鹅育雏期饲粮中该4种养分的适宜含量。
The aim was to study the effect of dietary different metabolizable energy , crude protein , calcium and phosphorus levels on growth performance and relative parameters , also to determinate appropriate levels of the four nutrients in green goose .
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大鸨雏鸟人工育雏成功与否,主要取决于育雏期的饲养管理,如育雏温度、湿度、饲料营养成分,以及雏鸟的疾病防治等。
Whether artificial incubation was successful largely depends on raising management , including temperature , moisture , forage nutrient composition and disease prevention and cure , etc.