phytotoxicity

简明释义

英[faɪtəˈtɑksɪti]美[faɪtəˈtɑksɪti]

n. 危害植物的毒性

英英释义

单词用法

同义词

反义词

例句

1.Amide herbicides are the most important same species of the paddy field herbicides, however they cause the phytotoxicity easy.

酰胺类除草剂是水田除草剂中重要的一类，但是易对幼嫩水稻产生药害。

2.Using the plant materials with contrast Al tolerance as found in this study will help to clarify mechanisms of Al phytotoxicity and resistance in plants.

本研究所得到的植物材料有助于对植物铝毒和耐性机理的深入研究。

3.Pot experiments and field trails were conducted to study the effect of soil lead levels on phytotoxicity, growth and tissue accumulation in soybean and rice grown on sludge treated calcareous soil.

采用盆栽和小区试验，研究在石灰性土壤上污泥施肥时铅污染对水稻和大豆生长发育的影响，两种作物对土壤中铅的吸收、迁移和累积规律。

4.Pesticides commonly used during the tobacco seedling stage were spray applied at both recommended and higher rates to determine phytotoxicity in a greenhouse floating seedling assay.

在漂浮育苗大棚内，选取烟草苗期常用农药，以推荐剂量和超推荐剂量，采用喷雾方式进行药剂药害试验。

5.The suitable soil moisture range was 70% or so. High soil moisture could cause phytotoxicity while low soil moisture could reduce the mixture effect.

该混剂药效发挥的适宜土壤湿度范围是70％左右，土壤湿度过高易造成药害，过低降低药效。

6.Pot experiments and field trails were conducted to study the effect of soil lead levels on phytotoxicity, growth and tissue accumulation in soybean and rice grown on sludge treated calcareous soil.

采用盆栽和小区试验，研究在石灰性土壤上污泥施肥时铅污染对水稻和大豆生长发育的影响，两种作物对土壤中铅的吸收、迁移和累积规律。

7.BTH had a higher efficiency to induce GUS expression than SA indicated by GUS staining strength and had no phytotoxicity to plant within effective concentration.

化学诱导剂BTH的诱导效率高于SA，且在有效诱导浓度范围内对植株没有生理毒性或所产生的生理毒性难以从表象观察到。

8.Farmers need to be aware of the phytotoxicity 植物毒性 of certain fertilizers when applying them to their fields.

农民在施肥时需要了解某些肥料的植物毒性 phytotoxicity。

9.Before using any chemical treatments, it's essential to assess their phytotoxicity 植物毒性 to avoid damaging the plants.

在使用任何化学处理之前，评估它们的植物毒性 phytotoxicity 是至关重要的，以避免损害植物。

10.Research on phytotoxicity 植物毒性 helps in developing safer agricultural practices.

关于植物毒性 phytotoxicity 的研究有助于制定更安全的农业实践。

11.The study found that the herbicide had a high level of phytotoxicity 植物毒性, affecting the growth of surrounding crops.

研究发现，这种除草剂具有较高的植物毒性 phytotoxicity，影响了周围作物的生长。

12.Certain plant species exhibit resistance to the phytotoxicity 植物毒性 of specific herbicides.

某些植物种类对特定除草剂的植物毒性 phytotoxicity 表现出抗性。

作文

Phytotoxicity is a term that refers to the toxic effects of certain substances on plants. It is derived from the Greek word 'phyto', meaning plant, and 'toxic', which signifies poison. Understanding phytotoxicity is crucial for those involved in agriculture, horticulture, and environmental science, as it can significantly influence plant health and crop yield. In agricultural practices, various chemicals are used to enhance growth, control pests, and manage diseases. However, if these chemicals exhibit phytotoxicity, they can harm the plants they are intended to protect. For instance, herbicides designed to kill weeds can sometimes damage neighboring crops if not applied carefully. This unintended consequence can lead to reduced crop yields and economic losses for farmers. Moreover, phytotoxicity can also arise from environmental factors. For example, heavy metals present in contaminated soil can be absorbed by plants, leading to toxicity. This is particularly concerning in urban areas where industrial activities may pollute the soil. The accumulation of these toxic substances can not only affect plant health but also enter the food chain, posing risks to human health. Research into phytotoxicity is essential for developing safer agricultural practices and improving crop resilience. Scientists study the effects of various chemicals on different plant species to determine safe application rates and methods. By understanding how specific plants respond to certain substances, they can better predict and mitigate the risks associated with phytotoxicity. Furthermore, the concept of phytotoxicity extends beyond just agricultural chemicals. Natural compounds, such as allelochemicals produced by plants, can also exhibit toxic effects on neighboring plants. This phenomenon is known as allelopathy and plays a significant role in plant competition and ecosystem dynamics. For example, some plants release chemicals into the soil that inhibit the germination and growth of nearby plants, effectively reducing competition for resources. In conclusion, phytotoxicity is a critical concept in understanding plant interactions with their environment and the substances they encounter. Whether through synthetic chemicals or natural processes, the toxic effects on plants can have far-reaching implications for agriculture and ecosystems. As we continue to explore sustainable farming practices and environmental protection, awareness of phytotoxicity will be vital in ensuring the health of our plants and, ultimately, our food supply.

植物毒性是一个术语，指的是某些物质对植物的有毒影响。它源自希腊语单词“phyto”，意为植物，以及“toxic”，表示毒药。理解植物毒性对于从事农业、园艺和环境科学的人来说至关重要，因为它会显著影响植物健康和作物产量。在农业实践中，使用各种化学品来促进生长、控制害虫和管理疾病。然而，如果这些化学品表现出植物毒性，它们可能会伤害原本旨在保护的植物。例如，设计用于杀死杂草的除草剂，如果不小心施用，可能会损害邻近的作物。这种意外后果可能导致作物产量减少，并给农民带来经济损失。此外，植物毒性还可以由环境因素引起。例如，污染土壤中的重金属可以被植物吸收，从而导致毒性。这在工业活动可能污染土壤的城市地区尤为令人担忧。这些有毒物质的积累不仅会影响植物健康，还可能进入食物链，给人类健康带来风险。对植物毒性的研究对于开发更安全的农业实践和提高作物抗逆性至关重要。科学家研究各种化学物质对不同植物种类的影响，以确定安全的施用率和方法。通过了解特定植物如何对某些物质作出反应，他们可以更好地预测和减轻与植物毒性相关的风险。此外，植物毒性的概念不仅限于农业化学品。天然化合物，例如植物产生的化学物质，也可以对邻近植物表现出有毒影响。这种现象被称为化感作用，在植物竞争和生态系统动态中发挥着重要作用。例如，一些植物将化学物质释放到土壤中，抑制附近植物的发芽和生长，有效减少资源竞争。总之，植物毒性是理解植物与其环境及其所遇到的物质之间相互作用的关键概念。无论是通过合成化学品还是自然过程，对植物的有毒影响都可能对农业和生态系统产生深远影响。随着我们继续探索可持续农业实践和环境保护，意识到植物毒性在确保植物健康以及最终我们食品供应的健康方面将至关重要。