available phosphoric acid

简明释义

有效磷酸

英英释义

例句

1.The soil test revealed a deficiency in available phosphoric acid (有效磷酸), indicating the need for fertilization.

土壤测试显示缺乏有效磷酸（有效磷酸），表明需要施肥。

2.The effectiveness of this fertilizer depends largely on its available phosphoric acid (有效磷酸) content.

这种肥料的有效性在很大程度上取决于其有效磷酸（有效磷酸）含量。

3.In hydroponics, monitoring available phosphoric acid (有效磷酸) levels is crucial for nutrient balance.

在水培中，监测有效磷酸（有效磷酸）水平对营养平衡至关重要。

4.Farmers often apply fertilizers that contain available phosphoric acid (有效磷酸) to enhance crop yield.

农民通常施用含有有效磷酸（有效磷酸）的肥料以提高作物产量。

5.To ensure healthy plant growth, it's essential to check the levels of available phosphoric acid (有效磷酸) in the soil.

为了确保植物健康生长，检查土壤中有效磷酸（有效磷酸）的水平是至关重要的。

作文

Phosphoric acid is a vital compound used in various industries, especially in agriculture and food production. One of the critical aspects of phosphoric acid is its availability in a form that can be readily utilized by plants. This brings us to the term available phosphoric acid, which refers to the portion of phosphoric acid that is accessible for plant uptake in the soil. Understanding this concept is essential for farmers and agricultural scientists alike, as it directly impacts crop yield and soil health.In the context of agriculture, phosphorus is one of the three primary nutrients that plants need for growth, alongside nitrogen and potassium. Phosphorus plays a crucial role in photosynthesis, energy transfer, and the synthesis of nucleic acids. However, not all phosphorus present in the soil is in a form that can be absorbed by plants. This is where available phosphoric acid comes into play. It is the fraction of phosphorus that is soluble in water or can be made soluble through biological processes, making it available for root uptake.The availability of phosphoric acid in the soil can be influenced by several factors, including soil pH, temperature, and microbial activity. For instance, in acidic soils, phosphorus tends to bind with iron and aluminum, forming insoluble compounds that plants cannot absorb. Conversely, in alkaline soils, phosphorus can bind with calcium, leading to similar issues. Therefore, understanding the chemistry of available phosphoric acid is crucial for optimizing fertilizer applications and improving soil fertility.Farmers often use fertilizers that contain phosphoric acid to enhance the availability of phosphorus in the soil. These fertilizers are designed to release available phosphoric acid gradually, ensuring that plants have a steady supply of this essential nutrient throughout their growth cycle. The application of such fertilizers needs to be carefully managed to avoid over-fertilization, which can lead to environmental issues, such as water pollution due to runoff.In addition to its agricultural applications, available phosphoric acid also has significant implications in the food industry. For example, phosphoric acid is commonly used as an acidity regulator in soft drinks and processed foods. Understanding the forms of phosphoric acid that are available for use in these products is essential for food safety and quality control.Moreover, the concept of available phosphoric acid extends beyond agriculture and food production. In environmental science, researchers study how phosphorus cycles through ecosystems and how human activities impact this cycle. Excessive use of fertilizers can lead to an increase in available phosphorus in water bodies, causing eutrophication, which severely affects aquatic life.In conclusion, the term available phosphoric acid encompasses a critical aspect of phosphorus management in various fields, particularly agriculture and food production. By ensuring that phosphorus is available in a form that plants can absorb, we can improve crop yields and promote sustainable farming practices. Understanding the factors that affect the availability of phosphoric acid is essential for anyone involved in agriculture, environmental science, or food production. As we continue to explore the complexities of nutrient availability, we must prioritize sustainable practices that protect our soil and water resources for future generations.

磷酸是一种在各个行业中都至关重要的化合物，特别是在农业和食品生产中。磷酸的一个关键方面是其以可被植物利用的形式的可用性。这就引出了“可用磷酸”这一术语，它指的是土壤中可供植物吸收的磷酸部分。理解这一概念对农民和农业科学家而言至关重要，因为它直接影响作物产量和土壤健康。在农业中，磷是植物生长所需的三种主要营养素之一，另外两种是氮和钾。磷在光合作用、能量转移和核酸合成中发挥着至关重要的作用。然而，并不是土壤中存在的所有磷都是植物可以吸收的形式。这就是“可用磷酸”的作用所在。它是溶于水或通过生物过程变得可溶的磷的部分，使其可以被根部吸收。土壤中磷酸的可用性会受到多种因素的影响，包括土壤pH值、温度和微生物活动。例如，在酸性土壤中，磷往往与铁和铝结合，形成植物无法吸收的不溶性化合物。相反，在碱性土壤中，磷可能与钙结合，导致类似的问题。因此，理解“可用磷酸”的化学性质对于优化施肥和改善土壤肥力至关重要。农民通常使用含有磷酸的肥料来增强土壤中磷的可用性。这些肥料旨在逐渐释放“可用磷酸”，确保植物在整个生长周期中都有稳定的这种必需营养素的供应。施用此类肥料需要谨慎管理，以避免过量施肥，这可能导致环境问题，如因径流造成的水污染。除了农业应用外，“可用磷酸”在食品行业也具有重要意义。例如，磷酸常用于软饮料和加工食品中的酸度调节剂。了解这些产品中可用的磷酸形式对于食品安全和质量控制至关重要。此外，“可用磷酸”的概念超越了农业和食品生产。在环境科学中，研究人员研究磷如何在生态系统中循环，以及人类活动如何影响这一循环。过量使用肥料可能导致水体中可用磷的增加，造成富营养化，严重影响水生生物。总之，“可用磷酸”这一术语涵盖了多个领域，尤其是农业和食品生产中磷管理的关键方面。通过确保磷以植物可以吸收的形式可用，我们可以提高作物产量，促进可持续农业实践。了解影响磷酸可用性的因素对于任何参与农业、环境科学或食品生产的人来说都是必不可少的。随着我们继续探索养分可用性的复杂性，我们必须优先考虑保护土壤和水资源的可持续实践，以造福未来几代人。