crossbreeding

Each team is crossbreeding a local European short-grain rice with a long-grain Asian variety that carries the salt-resistant gene .

每一组都在杂交培养欧洲本地的短粒稻米和携带抗盐基因的亚洲长粒品种。

A linear model for comprehensive evaluation of crossbreeding effect was also established .

通过建立综合评定杂交效果的线性方程，对各杂交组合进行了排序。

Studies of the dissemination of genetic gain in pig crossbreeding system

猪杂交繁育体系中遗传进展传递的研究

The Technology of Crossbreeding of New Species of Poplar in the Cold Area

寒地杨树新品种杂交选育及苗木繁育技术

Building and Optimizing of Crossbreeding System on Quality Pigs

优质猪杂交繁育体系的构建与优化

Therefore it is suitable to use the process of crossbreeding to increase their contents .

因此要提高它们的含量宜采用杂交育种途径。

Effect of crossbreeding on the growth characters of Anhui White goats

杂交对安徽白山羊生长发育性能的影响

Evaluation of Meat Quality and Optimization of Selection Schemes for Crossbreeding Quality Chickens

优质鸡肉质评价及配套系选择方案研究

Crossbreeding has always been one of the main means of breeding new species by researchers .

杂交历来是育种学家培育新品种的主要手段之一。

Analysis on Effect of Liaoning Down Goats Crossbreeding with Local Goats

辽宁绒山羊与本地山羊杂交改良效果分析

Study on Application of Yellow Dwarf Chickens in the Crossbreeding of Quality Chicken

矮脚黄鸡在优质鸡配套中的应用研究

Economic benefit prediction of different crossbreeding systems using a sino-europeans pig composite line

中欧猪合成系杂交经济效益预测

Study and Application of Three & way Rotational Crossbreeding in Beef Production in Pingdingshan City

平顶山市肉牛三元轮回杂交生产模式研究与应用

Discussion on Problems about Crossbreeding Production of Beef Cattle

当前肉牛杂交生产中存在的问题及其对策

Crossbreeding is conventional and a valid breeding method .

杂交育种是常规的，也是十分有效的一种育种方法。

Investigation on germplasm resources and study of sexual crossbreeding of sugarcane in Yunnan

云南甘蔗种质资源考察及有性杂交育种研究

Report on experiments of producing commercial lean - meat pigs by crossbreeding

商品瘦肉猪生产配套技术和繁育体系的研究商品瘦肉猪杂交组合试验综合报告

Genetic improvement of main agronomic characters of soybean varieties developed by crossbreeding in Liaoning

辽宁省杂交育成大豆品种主要农艺性状的遗传改进

Effects of Crossbreeding on Performance of Anhui White Goats

安徽白山羊杂交效应

A study on the fattening performances of several swine crossbreeding combinations

猪配套杂交组合肥育性能研究

Oversea sugarcane germplasm plays an important role in sugarcane crossbreeding in China .

国外甘蔗种质资源在我国甘蔗杂交育种进程中起着举足轻重的作用，对提高我国甘蔗育种自主创新能力贡献巨大。

The Application of Crossbreeding Particle Swarm Optimizer in the Engineering Geometric Constraint Solving

杂交粒子群算法在工程几何约束求解中的应用

Effect on Three-way Crossbreeding of Commodity Beef Cattle of Henan Province

河南省商品肉牛生产三元杂交试验初报

Crossbreeding Effects of Huzhu Yellow Cattle and Different Improved Beef Breeds

互助黄牛与不同良种肉牛的杂交效果

The Growth Research on Hu Sheep and Its Crossbreeding during Their Weaning Period

湖羊及其杂交后代中双羔羔羊断奶期的生长发育研究

Investigation on the Three Breed Crossbreeding Effects of Local Yellow Cattle in Shenmu

陕西神木县黄牛三元杂交改良效果调查

The particle in the particle swarm is evaluated a crossbreeding probability .

借鉴遗传算法的思想，提出了杂交PSO算法的概念。粒子群中的粒子被赋予一个杂交概率。

Assumption of Setting up Demonstration and Spreading Base of Beef Crossbreeding and Improving

建立皮埃蒙特牛杂交改良示范推广基地的设想

Crossbreeding effects of norm - Feather dark - bone chicken in southern Sichuan

川南常羽乌骨鸡的杂交效果分析

The effect of crossbreeding on lean meat productivity and meat quality in swine and its mechanism

猪的杂交对产肉力和肉质的影响及其机制的探讨