potassic

简明释义

英[pəʊˈtæsɪk]美[pəˈtæsɪk]

adj. 含钾的，钾的

英英释义

单词用法

同义词

反义词

例句

1.Management of potassium resources refers to the rational application of potassic fertilizers and also includes the preservation of potassium fertility in the soil and its effective use.

钾素资源管理不仅指钾肥的合理施用，也包含了土壤中钾素肥力的保持和有效利用。

2.Under the influence of the subduction, the source mantle of the potassic lamprophyres has a high geothermal gradient and oxygen fugacity.

由于这种作用的影响，使钾质煌斑岩的源区地幔处于地温梯度高、氧逸度高的不稳定状态。

3.Silicification, potassic alteration, pyritization and sericitization are main alterations for the gold deposit.

主要蚀变为硅化、钾化、黄铁矿化、绢云母化。

4.Objective To evaluate the difference in myocardial protection of continuous potassic warm oxygenated blood perfusion compared with intermittent potassic cold oxygenated blood perfusion.

目的评价含钾温氧合血持续和冷氧合血间歇灌注心肌保护方法的效果差异。

5.Reserves of coal, coal bed methane gas, bauxite, refractory clay, potassic rock and so on rank first in China.

煤、煤层气、铝土矿、耐火粘土、铁矾土、含钾岩石等储量居全国首位；

6.Exploration guides for gold deposits in altered rocks, quartz veins and potassic feldspar alteration zones are suggested.

进而提出蚀变岩型、石英脉型及钾长石化地区的金矿找矿方向。

7.The analysis showed that the potassic 钾的 content in the water was above the recommended levels.

分析显示水中的钾的含量超过了推荐水平。

8.The soil in this region is rich in potassic 钾的 minerals, which is beneficial for crop growth.

该地区的土壤富含钾的矿物质，这对作物生长是有益的。

9.Farmers often apply potassic 钾的 fertilizers to enhance the yield of their vegetables.

农民们常常施用钾的肥料以提高蔬菜的产量。

10.The potassic 钾的 properties of this mineral make it essential for plant metabolism.

这种矿物的钾的特性使其对植物代谢至关重要。

11.Certain plants thrive in potassic 钾的 soils, making them ideal for agricultural practices.

某些植物在钾的土壤中茁壮成长，使其成为理想的农业实践。

作文

In the world of agriculture, understanding the role of various nutrients in soil health is crucial for maximizing crop yields. One such nutrient that plays a significant role is potassium, often referred to as a 'potassic' element. The term potassic (钾的) refers to substances or fertilizers that are rich in potassium, which is essential for plant growth and development. Potassium helps in various physiological processes within plants, including photosynthesis, enzyme activation, and water regulation. Without adequate potassium, plants may exhibit stunted growth, poor fruit quality, and increased susceptibility to diseases.Farmers and agronomists often rely on potassic (钾的) fertilizers to replenish potassium levels in the soil. These fertilizers can come in various forms, such as potassium chloride, potassium sulfate, and other organic sources. Each type has its unique properties and benefits. For instance, potassium chloride is widely used due to its high potassium content and cost-effectiveness, while potassium sulfate is preferred in situations where chloride sensitivity is a concern.The application of potassic (钾的) fertilizers must be carefully managed to avoid over-fertilization, which can lead to nutrient runoff and environmental issues. Soil testing is an essential practice that helps determine the existing nutrient levels and guides the appropriate amount of potassic (钾的) fertilizer to apply. This practice not only enhances crop productivity but also promotes sustainable agricultural practices by minimizing negative impacts on the ecosystem.Furthermore, the timing of potassic (钾的) fertilizer application is vital. Applying it at the right stage of plant growth can significantly enhance nutrient uptake. For example, during the flowering and fruiting stages, plants require higher amounts of potassium, and timely application can lead to improved yield and quality. Farmers need to be aware of their specific crop requirements and local soil conditions to optimize their fertilization strategies.In addition to its direct benefits to plants, potassium also plays a pivotal role in improving soil structure and health. A well-balanced soil with adequate potassic (钾的) content can retain moisture better, reducing the need for frequent irrigation. This is particularly important in regions prone to drought, where water conservation is critical for sustainable farming.Moreover, potassium's role in enhancing plant resilience against stress factors such as drought, salinity, and disease cannot be overlooked. Plants with sufficient potassium levels tend to have stronger cell walls and better overall health, making them less vulnerable to environmental stresses. This resilience is increasingly important in the face of climate change, where unpredictable weather patterns can threaten food security.In conclusion, the significance of potassic (钾的) elements in agriculture cannot be overstated. From promoting healthy plant growth to improving soil quality and resilience, potassium is a key nutrient that supports sustainable farming practices. As we continue to face global challenges in food production, understanding and effectively utilizing potassic (钾的) fertilizers will be essential for ensuring a stable and productive agricultural future.