They are prolific breeders, with many hens laying up to six eggs. 他们都是多产的饲养员,养的母鸡很多都可以下6个蛋之多。
The solution is for entomologists and plant breeders to develop a dynamic program of collection and evaluation of germplasm. 解决办法是昆虫学家和育种家共同拟定一个能动的种质收集和评选计划。
Breeders used the traditional methods of mating generations of different varieties. 育种使用传统方法使番茄不同品种的后代杂交。
Their hoped-for prize: breeders willing to pay tens of thousands of dollars for a mate for their mastiff. 他们希望得到的奖品是:狗主人愿意支付几万美元和他们的藏獒配种。
Some of us keepers and breeders will be thinking that we have no problems because our birds have access to cuttlebone or they get oyster shell grit or crushed egg shells or chicken bones. 我们中的一些人员和育种会认为我们没有问题,因为我们只获得海螵蛸或他们得到牡蛎壳砂砾或压碎蛋壳或鸡骨头。
Scientists have sequenced the genome of maize, providing data for plant breeders around the world aiming to improve maize varieties in the face of hunger and climate change. 科学家测出了玉米的基因组序列,为全世界的致力于在面对饥饿与气候变化的情况下改善玉米品种的植物育种者提供了数据。
But potato breeders currently spend ten to twelve years developing new kinds. 但是,马铃薯种植者现在要花费10至12年的时间来培育新品种。
I didn't mention this but breeders are another form of reactor that can be used to make electricity. 我们有提到它但是增值堆是反应堆的,另一种形式,那可以用来制造电。
Breeders spread feed underfoot, hoping the little ones will peck at it. 这是喂火鸡者将饲料洒在小火鸡脚下,希望它们啄食时发现的。
This is an area where research and the advice and experience of other breeders are invaluable. 这时,有经验的繁育者的研究成果和建议的价值是无法估量的。
In the United States, there are breeders who raise and sell burros. 在美国,有许多饲畜者饲养并卖驴子的。
Bee breeders send them in a cage to beekeepers, who place the captive in a queenless hive. 蜜蜂饲养人将蜂王关入王笼交给养蜂人,然后养蜂人将这个俘虏放进缺少蜂王的蜂箱中。
Plant breeders have had some success with traditional breeding methods to produce high-iron rice. 植物育种家已经成功地利用传统育种方法培育出高铁水稻。
The next phase imposes neutering on cats from breeders and sellers. 第二阶段要对喂养的猫和贩卖的猫进行阉割手术。
He calls for focused plant-breeding efforts on staple food crops that include training for plant breeders. 他呼吁更关注主粮作物的育种工作,这包括培训作物育种专家。
It is very important for the farmers and breeders to build a fast and dependable method of cultivars identification. 为了维护生产者和育种者的利益,提供快速可靠的品种鉴定方法具有重要意义。
Most breeds have been selected and developed by men called cattle breeders. 有些品种的牛已经培育出来,可以生产大量的可口的牛奶。
The System gives scientific institutions, farmers, and private sector plant breeders the opportunity to work with the materials stored in gene banks or even crops growing in fields. 该系统为科研机构、农民和私营部门的植物育种者提供了利用那些保存在基因库甚至生长在田间的遗传材料的机会。
Still another goal is to improve communications between farmers and plant breeders. 还有一个目标是加强农民和植物育种者之间的沟通。
Plant breeders and genetic engineers keep working to give crops the strength to resist threats like insects, diseases, droughts or floods. 植物育种者和基因工程师一直致力于赋予植物抵抗昆虫,疾病,干旱和洪涝等威胁的能力。
They were so common that at a certain point in time breeders avoided them for being too common. 它们太普遍了,以至于有一段时间饲养者们因此而避免繁殖它们。
Honeybee breeders often inbreed their bees in order to ensure desired traits. 蜜蜂一般都是近亲繁殖,以此确保下一代能具有一定的特性。
Most reputable breeders will NOT sell a puppy if you do not have the yard fenced. 大多数有声誉的繁殖者不会把幼犬卖给一个没有大院子的人。
Breeders try to incorporate resistance genes into farm crops to make them disease tolerant. 育种工作者想方设法把抗性基因转移到农作物上去,使作物有抗病性。
Cultivar development may come to rely more upon the non-institutional peach breeders. 品种发展也许最终将更多地依靠非专业的桃育种工作者。
Breeders tend to rely on tested treatment and storage schedules and on reasonably prompt sowing. 育种者采用的办法是倾向于信赖试验处理和贮藏设计方案以及合理的及时播种。
This paper introduced the plant germplasm resource situation of the U.S., as well as operation and management of its gene bank to provide reference to plant breeders in China. 为此对美国关于植物种质资源的收集、保存、评价和利用情况及种质资源库的运行管理方式作了介绍,以供我国育种工作者学习和借鉴。
Most characters of economic value to plant and animal breeders are metric characters. 对植物和动物育种家具有经济价值的大多数性状是一些度量性状。
Instead they will channel some clones to competition, and sell the ovules and sperm of others to breeders. 相反,他们将会把一些克隆马引入竞赛,并且将其它赛马的卵子和精子出售给育种人。
Checking for these conditions will allow breeders to breed only dogs that appear normal. 当一条狗被做这些测试中的一个之后他将被告诉目前饲养主的狗的状况。