Afternoon diets contained low protein,low energy and high Ca.
根据产蛋母鸡的生殖生理和消化生理特点,白天以形成蛋黄和蛋清为主,夜间以形成蛋壳为主,饲料通过消化道的时间为4小时左右,改变传统的一日几餐不变的饲喂方式采用上下午营养分档配料,上午以高蛋白高能量低钙日粮促进排卵及卵黄和卵清的快速形成,下午以低蛋白低能量高钙日粮促进蛋壳的形成,按需供给母鸡的营养,加速蛋的形成过程,提高养鸡效益。
Based on the catches composition from 1952 to 2002,the investigation of age structure of dominant fish population and the analysis of the food composition of lake anchovy(Coilia ectenes taihuensis Yen et Lin) in 2004,changes of fish catches and population age structure of dominant species and the changes top-down effects on environment in Lake Taihu were studied.
通过2003-2004年对太湖鱼类组成、优势鱼类鲚鱼的年龄结构及食物组成分析,结合鱼类渔获量统计和环境检测资料,研究了太湖鱼类渔获量、组成比例和优势鱼类湖鲚种群年龄结构的变化规律、机制以及相应变化对环境产生的下行效应。
According to ecological viewpoint,the use of the biomanipulation technique utilizing the top-down effect between .
在此基础上提出了利用合理的生物操纵技术,通过鱼类与水生生物间的“下行效应”,以达到恢复生态平衡并控制摇蚊幼虫孳生为目的的生态治理方案。
This paper investigates the control of the excess propagation of Cyclops by the top-down effect of fish,such as silver carp and bighead carp under different stocking biomass conditions.
该文在不同放养生物量下进行鲢鱼和鳙鱼控制水蚤孳生的下行效应试验研究。
Good afternoon, Harry .
下午好，Harry。
Of, relating to, or taking place in the afternoon.
午后的下午的，与下午有关的，或发生于下午的
Cloudy in the morning, overcast in the afternoon.
上午多云，下午阴天。
Windy in the morning, and cloudy in the afternoon.
上午有风，下午多云。
an afternoon sleep, performance, train
午觉、 午后表演、 下午班火车
one for the morning, one for the afternoon and a daylong tour that includes lunch.
上午、下午和全天的，全天包括午饭。
A day goes through daybreak, morning, noon, afternoon, evening and midnight.
一天经过?晓，上午，正文，下午，傍晚和午夜。
Good morning / afternoon / evening!
早晨（下午/晚上）好！
Hi! Good afternoon, Wu Hong.
嗨！下午好，吴红。
Good afternoon, Mrs. Jones.
下午好，琼斯太太。
Good afternoon, Dr. Ford.
下午好，福特博士。
Good afternoon, Mrs. Brown.
下午好，布朗太太。
Afternoon. I am Li Dan.
下午好。我是李丹。
Good afternoon. I'm Mike.
下午好。我是迈克。
Good afternoon. My name is Zhang Fei.
下午好，我叫张飞。
Good afternoon, Mr Johnson.
下午好，詹森老师。
Good afternoon. Make yourself at home.
下午好。请随便些。
In the afternoons,@ Katherine said,
“下午”凯瑟琳说，
