How is parthenium controlled?
How is parthenium controlled?
Chemical control is an effective method to control parthenium in the areas where its natural enemies are absent. Use of chemical herbicides, such as chlorimuron ethyl, glyphosate, atrazine, ametryn, bromoxynil, and metsulfuron, are known to be very effective in controlling this weed.
What is parthenium used for?
Recently many innovative uses of this hitherto notorious plant have been discovered. Parthenium hysterophorus confers many health benefits, viz remedy for skin inflammation, rheumatic pain, diarrhoea, urinary tract infections, dysentery, malaria and neuralgia.
What is a biological control of parthenium Hysterophorus?
Biological control is the intentional manipulation of natural enemies by man for the purpose of controlling harmful weeds. Parthenium is mainly a weed of waste and fallow land, hence, biological control is the most economical and practical way to keep the weed under check.
What is the meaning of parthenium?
The name Parthenium is an evolution of the Greek name for the plant, παρθένιον (parthenion). The name is possibly derived from the Greek word παρθένος (parthenos) which means “virgin”. Parthenium is called Gajar Ghans and is the most common invasive species in India.
How does Parthenium cause asthma?
The parthenium weed produces as much as 3,000 million pollen grains per square meter during the flowering season. They may cause allergic type reactions like asthma, skin rashes, puffy eyes, peeling skin, eczema, running nose, swelling and itching of mouth and nose etc.
What do you spray Parthenium with?
Recommended herbicides
| Herbicide: Glyphosate + metsulfuron (various trade names: see APVMA link) | |
|---|---|
| Amount of product/10L water | 10mL glyphosate + 0.1g metsulfuron |
| Rate of product/ha | 0.8–1.2L glyphosate + 5–7g metsulfuron |
| Wetting agent dilution | 1:400 |
| Time of application | Young, and actively growing |
Why Parthenium is called carrot grass?
When alien species are introduced deliberately for whatever purpose, some of them turn invasive and cause a decline or extinction of indigenous species. One such example of invasive weeds is Parthenium commonly called carrot grass.
Is Parthenium poisonous to humans?
The detrimental health effects of parthenium weed are attributed to the sesquiterpene lactones and in particular parthenin in the plant which are toxic to farm animals and responsible for allergic diseases in humans.