Herbicides (US: / ˈ ɜːr b ɪ s aɪ d z /, UK: / ˈ h ɜːr-/), also commonly known as weed killers, are substances used to control undesired plants, also known as weeds. [1]

An herbicide is an agent, usually chemical, for killing or inhibiting the growth of unwanted plants, such as weeds, invasive species, or agricultural pests. A great advantage of chemical herbicides over mechanical weed control is the ease of application, which often saves on the cost of labor.

2024年2月29日 · Herbicides are used to control undesired plants on farms, in commercial forests, and on lawns and managed landscapes. Herbicides are sometimes applied directly to surface water for aquatic weed control.

2021年12月8日 · Herbicides, commonly called weed killers, are solutions that stop the spread of—and eventually kill—weeds. Herbicides hamper weed growth by interfering with photosynthesis and cell division; reducing nutrient uptake; slowing protein, lipid, or sugar synthesis; and blocking root formation.

2021年12月7日 · Knowing how herbicides work and how to use them safely is important for both agricultural producers and home gardeners. This publication describes the symptoms of each category of herbicides (growth regulators, photosynthesis inhibitors, etc.), and lists products by common and trade names.

2024年3月7日 · What is Herbicides, types of herbicides & their uses in weed control. Discover how herbicides can effectively eliminate unwanted plants & improve crop yields.

2023年8月29日 · What Are Herbicides? Herbicides are a type of pesticide used to control or kill weeds that negatively impact agricultural operations. They function by disrupting weed development, ultimately killing the weed or suppressing its growth.

This review highlights the sources and classification of herbicides and their fate in the environment, with a special focus on the effects on human health and methods to remove herbicides. The human health impacts discussion was in relation to toxic effects, cell disruption, carcinogenic impacts, negative fertility effects, and neurological ...

2021年1月1日 · Herbicides are agrochemicals applied to prevent or interrupt normal plant growth and development. They are increasingly used to manage weeds in agriculture, but they are also used by railway companies, landscapers, greenskeepers, sports field managers, municipalities, and private gardeners.

2007年4月2日 · Herbicides can be defined as crop- protecting chemicals used to kill weedy plants or interrupt normal plant growth. Herbicides provide a convenient, economical, and effective way to help manage weeds.

2023年4月15日 · Often used in agriculture, forestry, or landscaping, herbicides are chemical substances with a phytotoxic action. They are used to kill and control weeds, but also to prevent the growth of other unwanted plants.

Knowing and understanding each herbicide’s mode of action is an important step in selecting the proper herbicide for each crop, diagnosing herbicide injury, and designing a successful weed management program for your production system.

2023年8月22日 · Herbicides get rid of weeds that would otherwise compete for light, moisture, and nutrients with the crops, affecting the quality and quantity of produce. They can also interfere with and damage harvesting equipment, harbour pests and diseases, contaminate aquatic resources, and can even have toxic properties that cause health issues.

Herbicides are chemical compounds which damage or kill plants. In most environments, herbicides can be used to provide selective control of weeds without injuring the crop or other desirable vegetation. In other areas, such as roadsides or industrial sites, non-selective herbicides or a combination of herbicides can provide total vegetation ...

Herbicides are chemicals that are applied to weeds to prevent or kill them. They can be effective if instructions are properly followed and the correct herbicide is used. Timing of herbicide applications is the key to successful herbicide use.

Herbicides are chemicals used to control or suppress weeds. Preemergence herbicides are applied before weeds germinate, and prevent the germinating seeds from establishing. Once emerged, many weeds may be control using Postemergence herbicides.

2023年4月12日 · Herbicides can be classified mainly according to the following classification criteria: From the point of view of the mode of action, herbicides can be of the following types: Contact herbicides – They are applied by spraying on the plant and mainly act only on the tissues that have been touched by the herbicide.

2023年5月19日 · In this article, we will explore the different types of herbicides, their applications, and important considerations regarding their use. Herbicides play a crucial role in modern agriculture, landscaping, and weed control.

2024年12月4日 · Herbicides are crop protection chemical substances used to control or eliminate unwanted or invasive plants (weeds). These compounds target specific plant processes within plants to either inhibit their growth or cause their death.

2018年5月11日 · Herbicides are chemicals used to destroy unwanted plants (terrestrial or aquatic) called weeds. Herbicides fall into two broad categories: inorganic (e.g., copper sulfate, sodium chlorate, and sodium arsenite) and organic (e.g., chlorophenoxy compounds, dinitrophenols, bipyridyl compounds, carbamates, and amide herbicides).

2024年11月1日 · Alternative herbicides fall into 7 product categories: Natural acids (vinegar + citric acids), Herbicidal soaps, Iron-based herbicides, Salt-based herbicides, phytotoxic oils (clove, peppermint, pine, citronella), corn gluten, and combination products (including ingredients from multiple categories). This fact sheet concentrates specifically on ...

2024年10月3日 · * Non-agricultural herbicides: Surfactants are also used in non-agricultural herbicides, such as those used in lawn care and landscaping. * Industrial herbicides: Surfactants are used in industrial herbicides to improve the efficacy and delivery of the active ingredients. Benefits of Using Surfactants in Herbicides

When tough, resistant weeds fight back, Grounded keeps herbicides on target. Zaar. Zaar results in excellent translocation of active ingredients into weeds with a 100% active blend of methylated seed oil (MSO), herbicide activators and water conditioners to give your herbicide application extra weed-killing capabilities.

Pre-emergent herbicides are generally selective, destroying certain types of weeds and leaving other plants unharmed. Read the labels carefully to see which weeds are controlled and which plants or plant beds to avoid when using. Some should not be used on lawns or soil that will grow producing fruit, vegetables or flowers.