1) adult population density
成虫饲养密度
1.
In order to optimize the technique of mass rearing oriental fruit fly, Bactrocera dorsalis (Hendel),the principal ingredients of larval artificial diet, adult population density of rearing cage, adult sex ratio, cryopreservation of the pupa were studied in this paper based on the previous studies.
本论文在原有研究基础上,对橘小实蝇人工大量饲养技术进行了优化,包括:幼虫人工饲料、成虫饲养密度、成虫性比和蛹的低温保存。
2) feeding density
饲养密度
1.
Effects of different feeding density on development of German cockroach reproduction capacity;
不同饲养密度对德国小蠊生殖力影响
2.
It is the best feeding density that 30 larvaes were feeding in one box(16 cm×12 cm×6 cm).
饲养密度以每盒(16cm×12cm×6cm)30头为宜。
3) stocking density
饲养密度
1.
Effects of music,stocking density on growth performance and carcass quality of crossbreed broiler;
音乐及饲养密度对肉杂鸡生产及屠宰性能影响初探
2.
The influence of floor material,stocking density on growth performance and carcass quality for 3～6 week—old AA broilers with different sex groups was evaluated.
该文采用三因素三水平正交试验设计,就笼底材料、饲养密度、不同性别组群下3～6周龄AA肉仔鸡的生产性能及其胴体品质进行研究。
3.
The results showed that the incidence of breast blisters was the highest in the group of male broilers with wire netting floor,high stocking density(17.
该研究采用了三因素三水平的正交试验设计,就笼底材料、饲养密度、性别组群等三因素对3~6周龄笼养AA肉仔鸡发生胸囊肿及对其胸肌成分的影响进行了研究。
4) raising density
饲养密度
1.
The effect of temperature,humidity,raising density and noise on laboratory animal welfare were studied,including to comfortable degree,growing up,breeding and health.
主要阐述了温度、湿度、饲养密度及噪音四种因素对实验动物福利各方面的影响,包括实验动物的舒适度、生长发育、繁殖、健康等。
5) rearing density
饲养密度
1.
The relationship between survival and rearing density was analyzed using Weibull frequency distribution.
在30℃下,研究了饲养密度对洋虫Palembus dermestoides(Fairmaire)幼虫生长发育的影响,并用Weibull频数分布函数探讨了饲养密度对洋虫幼虫存活率的变动影响。
6) high density in captivity
高密度饲养
1.
This paper studied the burrowing characteristic of Chinese alligators with high density in captivity.
本文研究了高密度饲养条件下,扬子鳄对洞穴的选择特点。
补充资料：成虫
成虫
昆虫的成长个体。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条