germplasms

简明释义

英[ˈdʒɜːmplæzəmz]美[ˈdʒɜrmˌplæzəmz]

种质（germplasm 的复数）

英英释义

单词用法

同义词

反义词

例句

1.All the 44 cassava germplasms could be distinguished by S76 and S32 and the two primers could be used to set up their RAPD fingerprints.

引物s32和S76可以将供试44份种质全部区分开，可用以建立这44份木薯种质的RAPD指纹图谱。

2.The results show that a majority of conserved tobacco germplasms are sensitive or more.

结果表明，我国烟草种质资源大部分均为感病以上品种。

3.The germplasms of cold tolerance were not only widely existed on tropic, subtropic and temperature zone, but also difference with cold tolerance among plants of one landrace.

苗期耐冷种质广泛存在于热带、亚热带和温带地区，品种间苗期耐冷差异也明显。

4.A set of special germplasms on some biochemical composition were selected.

并从中筛选出一批生化成份特异的资源。

5.The studies on apomictic rice in our country are still in tentative stage and no apomictic germplasms with practical breeding value have been found.

我国水稻无融合生殖研究尚处在探索性阶段，还没有筛选到具有实用价值的无融合生殖种质。

6.They looked at ones from the ancestral home of soybeans, Asia. They searched for germplasms that could keep plants from weakening and wilting during hot, dry summers in the United States.

他们着眼于一些原产地在亚洲的大豆样本，寻找能够在美国炎热干燥的夏季抑制弱化和蔫萎的胚质。

7.There are widely differences in agricultural properties between capsicum germplasms from different altitude.

不同海拔高度辣椒品种资源农艺性状存在着广泛差异。

8.Rice dwarf germplasms have played an important function in production of hybrid rice.

实践证明，水稻矮秆资源在杂交水稻的生产实践中已经发挥了重要作用。

9.Conservation of germplasms is essential for sustainable agriculture.

保护种质对于可持续农业至关重要。

10.Scientists are working on preserving various germplasms to protect plant diversity.

科学家们正在努力保存各种种质以保护植物多样性。

11.The germplasms stored in the gene bank are crucial for future crop breeding programs.

基因库中保存的种质对未来的作物育种计划至关重要。

12.Farmers are encouraged to utilize local germplasms that are adapted to their specific environments.

鼓励农民利用适应其特定环境的地方种质。

13.The research focuses on the genetic traits of germplasms from different regions.

研究集中在来自不同地区的种质的遗传特征上。

作文

In the field of agriculture and biology, the term germplasms refers to the genetic material that is preserved from various plant and animal species. This genetic material is crucial for the conservation of biodiversity and the improvement of crop varieties. By studying and utilizing germplasms, scientists can develop new strains of plants that are more resilient to diseases, pests, and changing climate conditions. The importance of germplasms cannot be overstated, as they serve as the foundation for breeding programs aimed at enhancing food security and sustainability.One of the key aspects of germplasms is their role in preserving genetic diversity. Each plant or animal species has a unique set of genes that contribute to its survival and adaptation to environmental changes. When these species face threats such as habitat loss, climate change, or disease, their germplasms become invaluable resources. By conserving these genetic materials, we can ensure that future generations have access to a wide variety of genetic traits that may be necessary for adaptation and resilience.Moreover, the study of germplasms allows researchers to understand the evolutionary processes that shape the characteristics of species. For example, by examining the germplasms of ancient grains, scientists can identify traits that were advantageous in the past and incorporate those traits into modern crops. This not only helps in creating more robust agricultural systems but also in maintaining the historical and cultural significance of traditional crops.In practical terms, the preservation of germplasms is often achieved through seed banks and genetic repositories. These facilities collect, store, and protect seeds and other reproductive materials from various species. The Svalbard Global Seed Vault, located in Norway, is one of the most well-known examples of a seed bank that aims to safeguard the world’s agricultural heritage. By storing germplasms from diverse regions, these banks provide a safety net against potential disasters that could threaten food production.Additionally, the use of germplasms in breeding programs has led to significant advancements in agricultural productivity. For instance, hybrid crops developed from diverse germplasms can exhibit improved yield, disease resistance, and adaptability to different climates. This is particularly important in the context of a growing global population that demands increased food production.However, the management and utilization of germplasms also raise ethical and ecological considerations. There is a need to balance the benefits of genetic modification and selective breeding with the potential risks of reducing genetic diversity. Over-reliance on a limited number of crop varieties can lead to vulnerabilities in our food systems, making them susceptible to pests and diseases.In conclusion, germplasms are essential components of our agricultural and biological heritage. They play a vital role in ensuring food security, conserving biodiversity, and facilitating scientific research. As we face unprecedented challenges related to climate change and population growth, the preservation and responsible use of germplasms will be critical in shaping a sustainable future for agriculture and humanity. By valuing and protecting these genetic resources, we can foster resilience in our ecosystems and secure the well-being of future generations.

在农业和生物学领域，术语germplasms指的是从各种植物和动物物种中保存的遗传物质。这些遗传物质对于生物多样性的保护和作物品种的改良至关重要。通过研究和利用germplasms，科学家可以开发出更能抵御疾病、害虫以及气候变化的新植物品种。germplasms的重要性不容小觑，因为它们是旨在增强粮食安全和可持续性的育种计划的基础。germplasms的一个关键方面是它们在保护遗传多样性中的作用。每个植物或动物物种都有一套独特的基因，这些基因有助于其生存和适应环境变化。当这些物种面临栖息地丧失、气候变化或疾病等威胁时，它们的germplasms就成为了无价的资源。通过保护这些遗传材料，我们可以确保未来几代人能够获得广泛的遗传特征，这些特征可能对适应和韧性至关重要。此外，对germplasms的研究使研究人员能够理解塑造物种特征的进化过程。例如，通过检查古老谷物的germplasms，科学家可以识别在过去具有优势的特征，并将这些特征融入现代作物中。这不仅有助于创造更强大的农业系统，还能维护传统作物的历史和文化意义。在实践中，germplasms的保存通常通过种子库和遗传库来实现。这些设施收集、储存和保护来自各种物种的种子和其他繁殖材料。位于挪威的斯瓦尔巴全球种子库就是一个众所周知的种子库示例，旨在保护世界的农业遗产。通过储存来自不同地区的germplasms，这些库为潜在的威胁粮食生产的灾难提供了安全网。此外，germplasms在育种计划中的使用也促成了农业生产力的显著提高。例如，从多样化的germplasms开发的杂交作物可以表现出更高的产量、抗病性和对不同气候的适应性。这在面对日益增长的全球人口对食品生产的需求时尤为重要。然而，germplasms的管理和利用也引发了伦理和生态方面的考虑。需要平衡基因改造和选择性育种的好处与减少遗传多样性的潜在风险。过度依赖有限数量的作物品种可能导致我们食品系统的脆弱性，使其容易受到害虫和疾病的影响。总之，germplasms是我们农业和生物遗产的重要组成部分。它们在确保粮食安全、保护生物多样性和促进科学研究方面发挥着至关重要的作用。随着我们面临气候变化和人口增长相关的前所未有的挑战，保护和负责任地利用germplasms将在塑造可持续农业和人类未来中发挥关键作用。通过重视和保护这些遗传资源，我们可以增强生态系统的韧性，保障未来几代人的福祉。