field sampling

简明释义

1. 现场取样; 2. 矿场取样; 3. 工地取样; 4. 野外取样; 5. 野外采样;

英英释义

例句

1.During the field sampling, we observed various plant species in their natural habitat.

在实地取样期间，我们观察到了各种植物物种在其自然栖息地中的情况。

2.The team used GPS technology to improve the accuracy of their field sampling locations.

团队使用GPS技术来提高他们的实地取样位置的准确性。

3.Before starting the environmental study, we need to plan our field sampling strategy carefully.

在开始环境研究之前，我们需要仔细规划我们的实地取样策略。

4.The researchers conducted field sampling to gather data on local wildlife populations.

研究人员进行了实地取样以收集当地野生动物种群的数据。

5.The quality of the results depends heavily on the methods used for field sampling.

结果的质量在很大程度上依赖于用于实地取样的方法。

作文

Field sampling is a crucial technique used in various scientific disciplines, particularly in environmental studies, ecology, and agriculture. The process involves collecting data or specimens directly from the natural environment rather than relying on laboratory settings or controlled experiments. This method allows researchers to obtain a more accurate representation of the real-world conditions, which is essential for understanding complex ecosystems and making informed decisions. In this essay, I will explore the significance of field sampling (田野取样) in research, its methodologies, and its applications in different fields.One of the primary advantages of field sampling (田野取样) is that it captures the variability and diversity present in natural settings. For instance, in ecological studies, researchers often need to assess biodiversity in a particular area. By employing field sampling (田野取样), they can collect data on various species, their abundance, and distribution patterns. This information is vital for conservation efforts, as it helps identify endangered species and critical habitats that require protection.Moreover, field sampling (田野取样) provides insights into the interactions between different organisms and their environment. For example, studying soil samples from various locations can reveal how different plant species affect soil health and nutrient availability. This knowledge is crucial for sustainable agricultural practices, as it enables farmers to make informed decisions about crop rotation and soil management.The methodologies employed in field sampling (田野取样) can vary depending on the research objectives. Common techniques include random sampling, stratified sampling, and systematic sampling. Random sampling involves selecting sample sites randomly to avoid bias, while stratified sampling divides the study area into distinct subgroups to ensure that all variations are represented. Systematic sampling, on the other hand, follows a predetermined pattern, such as sampling every tenth meter along a transect line. Each method has its strengths and weaknesses, and researchers must choose the most appropriate one based on their specific goals.In agriculture, field sampling (田野取样) plays a vital role in pest management and crop monitoring. Farmers often conduct field sampling (田野取样) to assess pest populations and determine the need for intervention. By analyzing samples from different parts of a field, they can identify hotspots of infestation and apply targeted treatments, reducing the overall use of pesticides and minimizing environmental impact.Furthermore, field sampling (田野取样) is essential in assessing the impact of human activities on natural ecosystems. For instance, researchers may collect water samples from rivers and lakes to monitor pollution levels and understand the effects of industrial waste on aquatic life. This information is crucial for policymakers to develop regulations that protect water quality and preserve biodiversity.In conclusion, field sampling (田野取样) is an indispensable tool in scientific research that allows for the collection of data in natural environments. Its ability to provide accurate and representative samples makes it essential for understanding ecological dynamics, informing agricultural practices, and evaluating environmental impacts. As we continue to face challenges related to climate change and habitat loss, the importance of field sampling (田野取样) will only grow, highlighting the need for continued investment in research and education in this field.

田野取样是各种科学学科中一种重要的技术，特别是在环境研究、生态学和农业中。这一过程涉及直接从自然环境中收集数据或样本，而不是依赖实验室设置或受控实验。这种方法使研究人员能够获得更准确的现实条件代表，这对理解复杂生态系统和做出明智决策至关重要。在这篇文章中，我将探讨田野取样在研究中的重要性、其方法论以及在不同领域的应用。田野取样的主要优势之一是它捕捉了自然环境中存在的变异性和多样性。例如，在生态研究中，研究人员通常需要评估特定区域的生物多样性。通过采用田野取样，他们可以收集有关各种物种、其丰度和分布模式的数据。这些信息对于保护工作至关重要，因为它有助于识别濒危物种和需要保护的关键栖息地。此外，田野取样提供了关于不同生物与其环境之间相互作用的深入见解。例如，研究来自不同地点的土壤样本可以揭示不同植物物种如何影响土壤健康和养分可用性。这些知识对于可持续农业实践至关重要，因为它使农民能够就作物轮作和土壤管理做出明智的决策。在田野取样中使用的方法可能会根据研究目标而有所不同。常见技术包括随机取样、分层取样和系统取样。随机取样涉及随机选择样本地点以避免偏差，而分层取样将研究区域划分为不同的子组，以确保所有变异都得到代表。另一方面，系统取样遵循预定模式，例如沿横断线每隔十米取样。每种方法都有其优缺点，研究人员必须根据具体目标选择最合适的方法。在农业中，田野取样在害虫管理和作物监测中发挥着至关重要的作用。农民通常进行田野取样以评估害虫种群并确定干预的必要性。通过分析来自田地不同部分的样本，他们可以识别出感染热点并采取针对性处理，从而减少整体农药使用，最小化环境影响。此外，田野取样在评估人类活动对自然生态系统的影响中至关重要。例如，研究人员可能会从河流和湖泊中收集水样，以监测污染水平并了解工业废物对水生生物的影响。这些信息对政策制定者开发保护水质和维护生物多样性的法规至关重要。总之，田野取样是科学研究中不可或缺的工具，允许在自然环境中收集数据。其提供准确和代表性样本的能力使其成为理解生态动态、告知农业实践和评估环境影响的必要条件。随着我们继续面临气候变化和栖息地丧失等挑战，田野取样的重要性只会增加，突显出在这一领域继续投资于研究和教育的必要性。