chilling injury

简明释义

冷却损伤

英英释义

例句

1.After being stored at low temperatures, the peppers exhibited chilling injury 冷害, leading to quality deterioration.

在低温下储存后，辣椒出现了chilling injury 冷害，导致质量下降。

2.The farmer noticed that the tomatoes showed signs of chilling injury 冷害 after a sudden drop in temperature.

农民注意到，西红柿在气温骤降后出现了chilling injury 冷害的迹象。

3.Farmers often use protective covers to shield crops from chilling injury 冷害 during unexpected cold snaps.

农民常常使用保护罩来保护作物免受意外寒潮造成的chilling injury 冷害。

4.Certain vegetables are more susceptible to chilling injury 冷害 than others, particularly those from warmer climates.

某些蔬菜比其他蔬菜更容易受到chilling injury 冷害，尤其是来自温暖气候的蔬菜。

5.To prevent chilling injury 冷害, it is essential to harvest fruits before a frost warning.

为了防止chilling injury 冷害，在霜冻警告之前收获水果是至关重要的。

作文

Chilling injury is a term that refers to the damage caused to plants and crops when they are exposed to low temperatures, typically above freezing but below the optimal temperature range for growth. This phenomenon can significantly impact agricultural productivity and food supply. Understanding the concept of chilling injury (冷害) is crucial for farmers and agricultural scientists alike, as it helps them devise strategies to mitigate its effects.Plants have specific temperature ranges within which they thrive. When temperatures drop below these optimal levels, physiological processes within the plant can be disrupted. For instance, enzymes that facilitate growth and development may become less active, leading to stunted growth or even death in severe cases. The symptoms of chilling injury (冷害) can vary depending on the type of plant and the duration of exposure to chilling temperatures. Common signs include leaf wilting, discoloration, and, in some cases, fruit drop.One of the most affected types of crops is fruit-bearing plants. Many fruits, such as tomatoes and peppers, are particularly sensitive to chilling temperatures. When exposed to such conditions, these plants may not only suffer from reduced yield but also from poor quality fruits. For example, tomatoes that experience chilling injury (冷害) often develop blemishes and uneven ripening, making them less marketable. This can lead to significant economic losses for farmers.To combat chilling injury (冷害), various strategies can be employed. One effective method is to choose crop varieties that are more tolerant to cooler temperatures. Breeding programs aimed at developing such varieties can enhance resilience against chilling injury. Additionally, practices such as using row covers or frost cloths can provide temporary protection during unexpected cold spells.Another important strategy is to monitor weather conditions closely. By utilizing technology such as weather forecasting and soil temperature sensors, farmers can make informed decisions about when to plant and how to protect their crops. Timely interventions can significantly reduce the risk of chilling injury (冷害) and ensure a healthier crop yield.Furthermore, understanding the physiological mechanisms behind chilling injury (冷害) can lead to better management practices. Research has shown that certain preconditioning treatments, like acclimatization, can enhance a plant's ability to withstand chilling stress. This involves exposing plants to lower temperatures gradually, allowing them to adapt before facing more extreme conditions.In conclusion, chilling injury (冷害) poses a significant threat to agricultural productivity, particularly for sensitive crops. By understanding its causes and effects, farmers can implement effective strategies to minimize its impact. Through careful selection of crop varieties, protective measures, and improved monitoring, the adverse effects of chilling injury can be mitigated, ensuring a more stable food supply and better economic outcomes for growers. As climate change continues to alter weather patterns, awareness and adaptation to chilling injury (冷害) will become increasingly important in sustainable agriculture.