1) Tropical Cultivar Group
热带型品种群
2) Temperate Cultivar Group
温带型品种群
3) tropic population
热带种群
4) A new tropical beef cattle breed
热带肉牛新品种
5) Cultivar group
品种群
1.
In the process of the long term historical development and artificial selection, the Chinese Mudan has formed three larger cultivar groups(CG).
中国牡丹在长期的历史发展和人工选择过程中,形成了3个较大的品种群和12个较小的品种群。
2.
The results of the experiment are as follows:1 The overall characters and differences of all peony cultivar groups: the pollen existed in the form of simple grain; polar faces were all 3-labed rounded or triangle; all cultivars included nearly spherical,or spheroidal with tricolpo
花粉均以单粒形式存在,花粉极面观均为三裂圆形或三裂三角形,所有品种均含近球形花粉和长球形品种,花粉均具3孔沟,花粉外壁均为网孔状纹饰,网孔直径在近赤道面中部最大,向两极逐级变小,各个品种群都含有两种或三种形状或纹饰的花粉,网脊为条纹状,较长,萌发沟长几达两极,沟宽均两极窄中间宽,边缘明显增厚,呈裂开状,沟内覆盖细密小颗粒,在赤道处常由较大颗粒堆积成凸起等。
6) new breed population
新品种群
1.
Gansu modern meat sheep new breed population was produced by grading local sheep ewes, which were mainly Mongolia sheep, using introduced parental Berderdale and Poll Dorset sheep.
甘肃现代肉羊新品种群是用永昌肉用种羊场引进的肉羊品种波德代羊、无角陶赛特羊与当地绵羊(主要是蒙古羊)经过复杂杂交形成的。
补充资料:种群增长率(见种群出生率)
种群增长率(见种群出生率)
种群增长率见种群出生率。
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