yield reduction

简明释义

成品率降低

英英释义

例句

1.Farmers are concerned about the yield reduction due to pest infestations.

农民们担心由于虫害造成的产量减少。

2.Climate change is expected to lead to a yield reduction in various crops over the next decade.

气候变化预计在未来十年将导致多种作物的产量减少。

3.The recent drought has caused a significant yield reduction in corn production.

最近的干旱导致玉米产量出现显著的产量减少。

4.A study showed that improper irrigation methods contributed to yield reduction in rice fields.

一项研究表明，不当的灌溉方法导致稻田的产量减少。

5.The new fertilizer was developed to minimize yield reduction from soil depletion.

这种新型肥料旨在减少土壤耗竭带来的产量减少。

作文

In the field of agriculture, the term yield reduction refers to a decrease in the amount of crop produced per unit of land. This phenomenon can occur due to various factors, including adverse weather conditions, pest infestations, soil degradation, and improper farming practices. Understanding the causes and implications of yield reduction is crucial for farmers, policymakers, and researchers alike, as it directly impacts food security and economic stability.One of the primary reasons for yield reduction is climate change. Extreme weather events such as droughts, floods, and unseasonable temperatures can severely affect crop growth. For instance, prolonged periods of drought can lead to water scarcity, which is essential for plant development. Similarly, heavy rainfall can cause soil erosion and nutrient leaching, further diminishing crop yields. As global temperatures continue to rise, the frequency and intensity of these weather events are expected to increase, posing a significant threat to agricultural productivity.Pest and disease outbreaks are another major contributor to yield reduction. Insects, weeds, and pathogens can devastate crops if not adequately managed. For instance, the invasion of locust swarms can lead to the destruction of vast areas of farmland in a matter of days. Farmers must be vigilant and adopt integrated pest management strategies to mitigate these risks. Failure to do so can result in significant financial losses and food shortages.Soil health is also a critical factor in determining crop yields. Practices such as monoculture, overuse of chemical fertilizers, and insufficient crop rotation can lead to soil degradation. Healthy soil is rich in nutrients and has good structure, which supports plant growth. When soil quality declines, it can lead to yield reduction as plants struggle to access the necessary resources for growth. Sustainable farming practices, such as organic farming and agroecology, can help restore soil health and improve productivity over time.Moreover, technological advancements play a vital role in addressing yield reduction. Innovations in biotechnology, precision agriculture, and crop breeding have the potential to enhance crop resilience against environmental stressors. For example, genetically modified organisms (GMOs) can be engineered to withstand drought or resist pests, thereby reducing the likelihood of yield loss. Additionally, precision agriculture technologies allow farmers to monitor their fields closely and apply inputs more efficiently, optimizing yields while minimizing environmental impact.In conclusion, yield reduction is a multifaceted issue that arises from a combination of environmental, biological, and management factors. Addressing this challenge requires a collaborative effort among farmers, scientists, and policymakers. By investing in research, adopting sustainable practices, and leveraging technology, we can work towards minimizing yield reduction and ensuring a stable food supply for future generations. The importance of this issue cannot be overstated, as it is intricately linked to global food security and the livelihoods of millions of people worldwide.

在农业领域，短语yield reduction指的是每单位土地上作物产量的减少。这种现象可能由于多种因素而发生，包括恶劣的天气条件、害虫侵扰、土壤退化和不当的耕作实践。理解yield reduction的原因和影响对于农民、政策制定者和研究人员来说至关重要，因为它直接影响到粮食安全和经济稳定。yield reduction的主要原因之一是气候变化。极端天气事件，如干旱、洪水和异常温度，可能严重影响作物生长。例如，长期干旱会导致水资源短缺，而水是植物发育所必需的。同样，强降雨可能导致土壤侵蚀和养分流失，从而进一步降低作物产量。随着全球气温的持续上升，这些天气事件的频率和强度预计将增加，对农业生产力构成重大威胁。害虫和疾病的爆发也是导致yield reduction的另一个主要因素。昆虫、杂草和病原体如果没有得到适当管理，可能会对作物造成毁灭性打击。例如，蝗虫群的入侵可能在几天内摧毁大面积农田。农民必须保持警惕，并采取综合害虫管理策略来减轻这些风险。如果不这样做，可能会导致巨大的经济损失和粮食短缺。土壤健康也是决定作物产量的关键因素。不当的耕作实践，如单一作物种植、过度使用化肥以及不足的轮作，可能导致土壤退化。健康的土壤富含养分且结构良好，有助于植物生长。当土壤质量下降时，植物会难以获取生长所需的资源，从而导致yield reduction。可持续的耕作实践，如有机农业和农业生态学，可以帮助恢复土壤健康，并随着时间的推移提高生产力。此外，技术进步在应对yield reduction方面也发挥着重要作用。生物技术、精准农业和作物育种的创新有潜力增强作物对环境压力的抵御能力。例如，转基因生物（GMO）可以被设计得能够抵御干旱或害虫，从而减少产量损失的可能性。此外，精准农业技术使农民能够密切监测他们的田地，更高效地施用投入品，从而优化产量，同时最小化对环境的影响。总之，yield reduction是一个多方面的问题，由环境、生物和管理因素的组合引起。应对这一挑战需要农民、科学家和政策制定者之间的合作努力。通过投资研究、采用可持续实践和利用技术，我们可以努力减少yield reduction，确保未来几代人稳定的粮食供应。这个问题的重要性不容小觑，因为它与全球粮食安全和数百万人的生计息息相关。