1.
Study on Photosynthesis and Water Use Efficiency in F_2 Hybrids of Ryegrass
黑麦草杂交F_2代光合及水分利用效率研究
2.
Linkage Maps Construction in Sea and Upland Crossed Cotton of F_2 Group and QTL Mapping for Yield and Fibre-related Traits;
棉花陆海杂交F_2群体连锁图谱构建及纤维品质与产量性状QTL定位
3.
Path-coefficient Analysis of Quality Traits with Agronomic Characters of F_2 Generation in High Oil Soybean
高油大豆杂交F_2代品质性状与农艺性状的通径分析
4.
Constuction of a Microsatellite Genetic Map Inan Indica/japonica F_2 Puplation;
用微卫星标记构建水稻日本晴与广陆矮4号杂交F_2群体的遗传图谱
5.
Analysis of Broad Heritability and Principal Component Yield Traits of F_2 lines of Fine Lines Cross of Kosteletzkya virginica;
海滨锦葵优良单系杂交F_2代产量性状的广义遗传力及其主成分分析
6.
Choice of Distant Hybridization Parents for F_2 of Populus L.
杨树F_2代派间远缘杂交亲本选择
7.
Study on Distribution of Total Pentosan in F_2 Population of Wheat Cross Combination
小麦杂交组合F_2群体中总戊聚糖含量的分布
8.
The Pentosans Contents of Kernels in Wheat Variety and Its F_2 Cross Mating
小麦品种（系）及杂交组合F_2籽粒戊聚糖含量的研究
9.
Studies on Utilization of F_2 Hybrid Vigor in Cotton (G.hirsutum);
棉花杂种F_2代优势利用价值的研究
10.
The Error Linear Complexity Spectra of Binary Sequences with Period p～n;
域F_2上p～n-周期序列的差错线性复杂度谱
11.
Genetic Dissection on the Basis of Heterosis Using an "Immortalized F_2" Population;
汕优63“永久F_2”群体构建及其杂种优势的遗传研究
12.
The Study on the Heterosis and the Correlation in the F_2 Generation of the Main Parents CN18 and CN19;
小麦骨干亲本川农18和川农19的F_2代杂种优势及其相关性分析
13.
Partition of Parents Group, Analysis of F_1 Heterosis and Use of F_2 in Hybrid Wheat;
杂种小麦亲本优势群划分及其F_1优势分析与F_2优势利用
14.
dna rna hybridation
dna rna 杂交
15.
AFLP analysis of F_2 family generated by directional mating between wild Portunus trituberculatus from Laizhou Bay and Zhoushan Island
三疣梭子蟹莱州湾、舟山野生个体定向交配产生F_2代家系的AFLP分析
16.
Analysis of embryogenic ability in isolated microspore culture of F_1,F_2,tetra-crossed hybred and their parents in cabbage(Brassica oleracea var. capitata)
结球甘蓝F_1、F_2、双交种及其亲本的游离小孢子胚胎发生能力分析
17.
Study on the Heterosis and Genetic Relationship of Quality Characters and Yield in F_1 and F_2 in Winter Wheat;
冬小麦F_1、F_2代主要品质性状和产量性状杂种优势的关系及其遗传分析
18.
crossing and heterosis of animal
杂交和杂种优势（家畜）