unirrigated

简明释义

英[ˌʌnɪˈrɪɡeɪtɪd]美[ˌʌnɪˈrɪɡeɪtɪd]

非灌溉的

英英释义

单词用法

同义词

反义词

例句

1.The monsoon rains, which feed India’s unirrigated farmland, have been fickle, inflicting drought on almost half of India’s districts, followed by floods in some areas as the monsoon departed.

哺育印度干旱农田的季风雨反复无常，使一半以上的印度地区遭受旱灾的折磨，接着便是季风过后在一些地区发生的涝灾。

2.The monsoon rains, which feed India’s unirrigated farmland, have been fickle, inflicting drought on almost half of India’s districts, followed by floods in some areas as the monsoon departed.

哺育印度干旱农田的季风雨反复无常，使一半以上的印度地区遭受旱灾的折磨，接着便是季风过后在一些地区发生的涝灾。

3.The monsoon rains, which feed India's unirrigated farmland, have been fickle, inflicting drought on almost half of India's districts, followed by floods in some areas as the monsoon departed.

哺育印度干旱农田的季风雨反复无常，使一半以上的印度地区遭受旱灾的折磨，接着便是季风过后在一些地区发生的涝灾。

4.Many unirrigated 未灌溉的 areas are at risk of desertification due to climate change.

由于气候变化，许多未灌溉的地区面临沙漠化的风险。

5.The farmer decided to plant crops in the unirrigated 未灌溉的 field, hoping for good rainfall.

农民决定在这块未灌溉的田地里种植作物，希望能有好的降雨。

6.The study focused on the yield differences between irrigated and unirrigated 未灌溉的 fields.

这项研究集中于灌溉与未灌溉的田地之间的产量差异。

7.Farmers in unirrigated 未灌溉的 zones often rely on traditional farming techniques.

在未灌溉的区域，农民通常依赖传统的耕作技术。

8.In regions with unirrigated 未灌溉的 land, drought can severely impact agricultural productivity.

在有未灌溉的土地的地区，干旱可能严重影响农业生产力。

作文

In many parts of the world, agriculture plays a crucial role in sustaining the economy and providing food for the population. However, the methods used to cultivate crops can vary significantly based on the availability of water resources. One term that often arises in discussions about agricultural practices is unirrigated, which refers to land that does not receive artificial watering through irrigation systems. Understanding the implications of unirrigated farming is essential for both farmers and policymakers as they strive to balance agricultural productivity with environmental sustainability.Unirrigated land typically relies solely on natural rainfall to meet the water needs of crops. This method of farming is common in regions where rainfall is abundant and consistent throughout the growing season. However, in many areas, especially those prone to drought, unirrigated farming can lead to significant challenges. Without adequate water supply, crops may suffer from stress, resulting in lower yields and poor quality produce.The reliance on natural precipitation means that farmers must be highly attuned to weather patterns and climate conditions. In regions where rainfall is unpredictable, unirrigated farming can become a gamble. Farmers may invest time and resources into planting crops, only to find that insufficient rain leads to crop failure. This uncertainty can have devastating economic impacts, particularly for smallholder farmers who may lack the financial safety nets to withstand such losses.On the other hand, unirrigated farming can also offer some advantages. For instance, it often requires less infrastructure investment compared to irrigated systems, making it more accessible for farmers in developing regions. Additionally, unirrigated practices can promote soil health and biodiversity, as they encourage the use of native plant species that are adapted to local conditions. These practices can contribute to sustainable land management by reducing the need for chemical fertilizers and pesticides, which can harm the environment.However, the long-term viability of unirrigated farming is increasingly being called into question due to climate change. As global temperatures rise and weather patterns shift, many regions are experiencing more extreme weather events, including prolonged droughts and intense storms. This unpredictability poses a significant threat to unirrigated agriculture, as farmers may find it increasingly difficult to rely on natural rainfall alone.To adapt to these changing conditions, some farmers are exploring alternative methods that combine unirrigated practices with innovative techniques. For example, agroforestry, which integrates trees and shrubs into farmland, can help retain moisture in the soil and provide shade for crops, thereby improving resilience against drought. Similarly, conservation tillage practices can enhance soil structure and water retention, benefiting unirrigated fields.In conclusion, while unirrigated farming presents both challenges and opportunities, its future depends on our ability to adapt to a rapidly changing climate. Policymakers and agricultural experts must work together to develop strategies that support unirrigated farmers, ensuring they have the resources and knowledge needed to thrive in an uncertain environment. By embracing sustainable practices and innovative solutions, we can help secure the livelihoods of farmers while also protecting our planet's vital ecosystems. Understanding the concept of unirrigated agriculture is not just an academic exercise; it is a necessary step towards building a more resilient and sustainable food system for future generations.

在世界许多地方，农业在维持经济和为人口提供食物方面发挥着至关重要的作用。然而，耕作作物所采用的方法可能因水资源的可用性而有很大差异。一个在讨论农业实践时经常出现的术语是未灌溉，指的是不通过灌溉系统接受人工灌溉的土地。理解未灌溉种植的影响对农民和政策制定者都至关重要，因为他们努力在农业生产力和环境可持续性之间取得平衡。未灌溉的土地通常仅依赖自然降雨来满足作物的水分需求。这种耕作方法在降雨丰沛且在生长季节内稳定的地区较为常见。然而，在许多地区，尤其是那些容易发生干旱的地区，未灌溉农业会面临重大挑战。缺乏足够的水源，作物可能会遭受压力，导致产量下降和产品质量差。对自然降水的依赖意味着农民必须高度关注天气模式和气候条件。在降雨不可预测的地区，未灌溉农业可能变成一种赌博。农民可能会投入时间和资源去种植作物，却发现降雨不足导致作物失败。这种不确定性可能对经济产生毁灭性的影响，特别是对于缺乏财务安全网的小农户，他们可能无法承受这样的损失。另一方面，未灌溉农业也可以带来一些优势。例如，与灌溉系统相比，它通常需要较少的基础设施投资，使其对发展中国家的农民更具可及性。此外，未灌溉的做法可以促进土壤健康和生物多样性，因为它们鼓励使用适应当地条件的本地植物物种。这些做法可以通过减少对化肥和农药的需求，从而有助于可持续的土地管理，这些化肥和农药可能会对环境造成危害。然而，由于气候变化，未灌溉农业的长期可行性正日益受到质疑。随着全球气温上升和天气模式的变化，许多地区正经历更极端的天气事件，包括持续的干旱和强烈的暴风雨。这种不可预测性对未灌溉农业构成了重大威胁，因为农民可能发现自己越来越难以仅依赖自然降水。为了适应这些变化的条件，一些农民正在探索将未灌溉做法与创新技术相结合的替代方法。例如， agroforestry（农林复合经营），即将树木和灌木整合到农田中，可以帮助保持土壤中的水分并为作物提供阴凉，从而提高抗干旱能力。同样，保护性耕作方法可以增强土壤结构和水分保持能力，有利于未灌溉的田地。总之，尽管未灌溉农业带来了挑战和机遇，但它的未来取决于我们适应快速变化的气候的能力。政策制定者和农业专家必须共同努力，制定支持未灌溉农民的战略，确保他们拥有在不确定环境中蓬勃发展的资源和知识。通过拥抱可持续的做法和创新的解决方案，我们可以帮助确保农民的生计，同时保护我们星球的重要生态系统。理解未灌溉农业的概念不仅仅是学术上的练习；这是朝着为未来几代人建立更具韧性和可持续的食品系统迈出的必要一步。