backcross的例句大全

The Study of Near-infrared Spectroscopy in Backcross Progeny of Populus Materials

毛白杨回交子代材性的近红外光谱分析研究

Analysis of Effects Contributed by Different Donor Parents and Numbers of Backcross for Maize Inbred Line Improvement

不同供体及不同回交次数对玉米自交系改良效果分析

Performance of pest resistance of the Bt transgenic rice plant in its first backcross progeny

植物蒸腾耗水研究Bt转基因水稻在回交一代的抗虫性表现

Genetic Mapping of First Generation of Backcross in Tea by RAPD and ISSR Markers

应用RAPD和ISSR分子标记构建茶树回交1代部分遗传图谱

Mapping QTL of Popping Fold with Advanced Backcross Method in Popcorn

利用高代回交方法定位爆裂玉米膨化倍数QTL

Improving the Resistance of Jinshan B-1, a Male Sterile Persistence Line of Rice with Good Quality, to Rice Blast via Marker-assisted Backcross Breeding

通过标记辅助回交育种改良优质水稻保持系金山B-1的稻瘟病抗性

At the same time, using the main QTL molecular markers developed by us and China Agricultural University, Combining marker-assisted selection and conventional breeding, making use of the methods of hybrid-backcrossing then self-crossing, molecular marker breeding platform of corn Head Smut resistance will be build.

同时，利用与中国农业大学合作研究开发的主效QTL分子标记，将分子标记辅助选择与常规育种相结合，采用杂交-回交-自交的方法，建立玉米抗丝黑穗病分子标记育种平台。

Dwarfing-sterile wheat was changed from winterness to springness by continue backcross.

利用连续回交手段将矮败小麦由冬性转育为春性。

New original seed production program "artifical backcross plant-line cycle method" was designed to solve the problems in production of cytoplasmic male sterility.

针对BT型不育系混杂退化原因，提出人工回交株系循环法不育系原种繁种程序。

In this experiment the method of backcross was used to evaluate genetic effects of Tal wheat cytoplasm on plant height, spike length, kernel number of the main spike, 1000-kernel weight etc.

利用回交方法，探讨了Tal小麦细胞质对F2株高、穗长、穗粒数、千粒重等主要农艺性状的遗传效应。

studies on the hexaploid interspecific hybrid and its backcross with cultivars in strawberry

草莓六倍体种间杂种及其回交研究

effect of brine on backcross setting percentage of radish male sterility line

提高萝卜雄性不育系回交结实率的探讨

insect - resistance identification of second backcross generation of bt transgenic maize

转Bt基因玉米回交二代抗虫性鉴定

insect-resistant identification of the second backcross generation of bt transformed gene in maize

转Bt基因玉米回交二代的抗虫性鉴定

A burro is carrying salt of one large bag backcross a river.

有一头驴子驮着一大袋子盐过河.

The method can be conveniently applied to practical backcross breeding programs.

该方法可以很方便地应用于实际的回交育种.

Male sterile line mainly came from the natural mutant, and then transformed sterile line and maintainer line by backcross.

其胞质雄性不育源大多来自自然突变，后经回交转育出不育系和保持系。

A method to estimate the minimal sample size required for marker assisted backcross breeding when both foreground selection and background selection are conducted is proposed.

该文提出了一种估算在标记辅助回交育种中同时进行前景选择和背景选择所需群体大小的方法。

Molecular Marker-assisted Backcross Breeding of Maize Rf_3 NIL and Its Efficient Analysis

玉米Rf3近等基因系的分子标记辅助回交选育与效益分析

Preliminary Study on Backcross Breeding of Ven Type Sterile Line of Wheat

Ven型小麦不育系的转育研究初报