p generation是什么意思

用法例句

Comparison of Nutrient Composition in Muscle between Distant Hybridization Crucian and Its Parents;

远缘杂交鲫及其亲本的肌肉营养成分比较

RAPD Analysis of mtDNAs from Hybrid Wheat Xiza 5 and Its Parents;

杂交小麦西杂5号及其亲本mtDNAs的RAPD分析

Karyotype Analysis of Two Wheat Intergeneric Hybrids and Three Parents;

小麦属2个种间杂种及3个亲本的核型分析

The Parent Evolution of Cross-Breeding Japonica Rice Varieties in Liaoning;

辽宁省粳稻杂交育成品种亲本演变分析

Performance of High Oil Content of Youyan Series Varieties and Its Breeding Techniques of High Oil and Protein Content Ⅳ.The relationship between bred varieties and their parents in oil and protein content;

油研系列杂交油菜高含油量的表现及高油分高蛋白选育技术研究 Ⅳ.育成品种油分蛋白含量与其亲本间的关系

Correlation Analysis of Protein Content between High Protein Soybean Parents and Their F_2 Hybrids;

高蛋白大豆杂交F_2代与亲本蛋白质含量的相关分析

The potted plants technique of the sugarcane crossing parent is expounded briefly.

简要阐述了甘蔗杂交亲本的盆栽技术，并指出盆栽过程中育出具有足够株龄的健壮植株应注意的四个关键环

The plants with 48% oil content and 23% protein content were selected from F2 generation of 82278A(a parent with over 70% total oil and protein content) × 1702(the need modified parent).

选择具有油分蛋白总量在70%以上的材料与需要改良亲本杂交,其F2代分离出油分蛋白总量在70%以上的单株,其含油率和种子蛋白平均可达48%和23%左右,在此基础上再通过F3、F4代定向选择,可使改良亲本具有相应稳定的高油分高蛋白的优良性状。