至于杂交培育良种的问题,你可以去请教李同志。
When it comes to cross breeding for better strains, Li is the comrade you should consult.
菏泽牡丹良种繁育中心以科研为动力、科技为依托,致力于牡丹、药良种的开发、技术的推广。
The fine varieties Breeding Center of HeZe peony is dedicated to developing fine varieties of tree peony and herbaceous peonies, spreading new technology powered by scientific research.
加强农技推广、优良品种宣传,以及扩大种植规模、形成规模效应,都是推动农户购买良种的可行性方法。
Enhancing the agricultural skill and improved seed, enlarge the scope of farmers, is the best way to increase the use of improved seed.
已有多种方法被用于提高地方良种的性能,包括杂交育种,以及通过与良种的回交和品系内选育进行的品种改良。
Various approaches have been used to improve the performance of adapted indigenous stock, including cross-breeding and upgrading through back-crossing with improved breeds, and within-line selection.
要实现这个目标,最便捷、可靠的途径是生产与其相适应的林木良种,营建林木种子园是生产良种的最佳途径。
The most convenient and reliable channel is produce the suitable fine breed of timber to realize that target, while the best way to produce the fine breed is to build the seed garden of timber.
对23份自育的甘薯品系、台湾薯、川山紫、徐91-51-1和京杂4号等甘薯良种的叶片叶绿素含量和净光合速率进行了测定,对照品种为甘薯良种徐薯18。
Chlorophill content and net photosynthesis rate were tested in 23 sweet potato varieties and 5 commercial varieties, Taiwan Shu, Chuanshanzi, Xu91-51-1, Jingzha 4 and Xushu 18( as a control).
农民们没有电和冷库,缺少良种、优肥,也没有通畅的道路。
Farmers are without electricity and cold storage. They lack good seeds and fertilizer.
第二,从提供良种到为小农户提供保险,我们对所有这一切进行投入,这样我们将消除产生饥饿的根源。
Second, we will address underlying causes of hunger by investing in everything from better seeds to insurance for small farmers.
完善粮食直补、农资综合直补、良种补贴和农机具购置补贴政策,加大对种粮农民补贴的力度。
Improve the policies for direct food subsidies, direct agricultural material subsidies, selective seed subsidies and farm machinery purchase subsidy. Increase subsidies for grain farmers.
向农民提供他们获得丰收所必需的良种,灌溉设备以及化肥可以部分地解决非洲的饥饿问题。
Hunger in Africa will be solved partly by helping farmers get the improved seeds, water pumps and soil nutrients they need for a good harvest.
只有在国家畜类良种登记册上登记过的狗才有它们的亲子关系和遗传特质的记录。
Only dogs registered in the national stud book have a record of their parentage and genetic traits.
试验田中部取得的非凡成绩,则是采用良种、化肥、杀虫剂及农业技术的结果。
The extraordinary results in the centre of the field are achieved by using the best plants, fertilisers, fungicides and husbandry.
如果你像对待良种马一样对待你的妻子,那么你最终就不会得到一匹老马。
If you treat your wife like a thoroughbred, you'll never end up with a nag.
这种来自墨西哥和美国西南部的、全为雌性的蜥蜴物种(脊索动物门臼齿蜥科Aspidoscelis属)能够在无需雄性授精帮助的情况下繁殖良种后代。
This all-lady lizard species (of theAspidoscelis genus) from Mexico and the U.S. Southwest manage to produce well-bred offspring without the aid of male fertilization.
本研究为优良同源四倍体桔梗的推广应用和优良种质离体保存、减少遗传变异提供了技术依据。
This research provided techniques for the application, conservation in vitro of excellent germplasm and reduction of heredity variance of autotetraploids of Plalycodon grandiflorum.
然而,假定在这只良种猪产出小猪以前,它被一棵倒下来的树压死了。
However, suppose that a tree falls on the superior pig before it has produced offspring.
撒进奋斗的沃土,一滴汗珠就是一颗孕育希望的良种。
Into fertile ground for struggle, sweat is a prospective seeds.
一个品种在生产上应用推广的成功需要借助于良种、良法、以及与之适宜的耕作制度的配套。
The successful experience of spreading a variety to be applied in production should be depend on combining the elite cultivar with cultural technique and cropping system.
良种赛马是十分敏感的动物,它们不喜欢吵闹声或突然的运动。
Thoroughbred horses are highly -strung animals and do not like loud noises or sudden movements .
杰尼索夫骑在一匹精瘦两肋下陷的良种马上,雨水从他戴的羊皮帽和披的毡斗篷上流淌下来。
Denisov, in a long cape and a high fur cap, both streaming with water, was riding a thin, pinched - looking, thoroughbred horse.
要想在需要的时候可随手摘取充满生机的果实,那就必然从精选良种做起,然后将其植入肥沃的土地,还需要勤勉地护理。
The seeds must be carefully chosen; they must fall on good ground; they must be sedulously tended, if the vivifying fruits are to be at hand when needed.
由于使用更好的化肥、选育良种、机械化程度提高,农产品的生产成本已经大幅下降。
Costs of production have been substantially lowered for farm products by better application of chemical fertilizer, improved strains of seed and increasing mechanization.
目的为高良姜规范化种植(gap)的优良种质筛选和种苗繁育提供科学依据。
Objective To provide scientific evidence for the screening of excellent germplasm and the breeding of seedling of Rhizoma Alpiniae Officinarum (RAO) in Good Agricultural Practice (GAP) base.
四川白鹅是广泛分布于四川盆地水稻产区的地方良种。
Sichuan White Goose is the major local breed in rice production region of Sichuan Basin.
通过模拟常压低氧和高海拔增氧孵化试验,研究了氧气浓度对低地良种鸡蛋胚胎死亡率和孵化率的影响。
Incubation experiments in simulated normobaric hypoxia condition and at high altitude with adding oxygen were conducted to explore influences of oxygen on embryonic mortality of chicken.
拟建占地10亩的中国兰良种快繁基地,将组培快繁与全控温室栽培繁殖技术相结合,提高兰花产量。
Rapid propagation base couppies10 areas. The project raise yield of Chinese orchids through combine rapid propagation of tissue culture with cultivation techniques of greenhouse.
发挥公司本身技术能力,质量过硬的优质服务的优势创造公司良种品牌。
The company itself, the high quality technical ability to create the high-quality service company brand advantage varieties.
介绍了当前杨树良种推广应用的现状、存在的问题及需求。
Status quo, problems and need about poplar fine breed extend and apply were introduced.
介绍了当前杨树良种推广应用的现状、存在的问题及需求。
Status quo, problems and need about poplar fine breed extend and apply were introduced.
应用推荐