Is parthenium and carrot grass same?
Parthenium hysterophorus is a species of flowering plant belonging to family Asteraceae. It is commonly known as carrot grass, congress grass, Santa Maria, white top weed etc. It is native to American tropics and is a common invasive species in India, Australia and parts of Africa.
Why parthenium is known as carrot grass?
Parthenium is popularly called Gajarghass or carrot weed as it resembles carrot plant at seedling stage, which is understandable.
What are the harmful effects of parthenium?
Persons exposed to this plant for prolonged period manifest the symptoms of skin inflammation, eczema, asthma, allergic rhinitis, hay fever, black spots, burning and blisters around eyes. Parthenium hysterophorus also causes diarrhoea, severe papular erythematous eruptions, breathlessness and choking (Maishi et al.
Is parthenium toxic?
Parthenium hysterophorus L. is a toxic weed for both grazing animals and humans coming into its contact either directly or indirectly.
Is Parthenium ubiquitous?
Solution : Parthenium or carrot grass has become ubiquitous in occurrence and causes pollen allergy.
How did carrot grass enter India?
wheat.
Which part of Parthenium is poisonous?
The main substance responsible is parthenin, which is dangerously toxic. It also is responsible for bitter milk disease in livestock when their fodder is polluted with Parthenium leaves.
Which of the following is correct about carrot grass?
Parthenium or carrot grass is an alien species. When alien species are introduced unintentionally or deliberately for whatever purpose, some of them turn invasive and cause decline or extinction of indigenous species. Such species are also called exotic or introduced species.
How did Parthenium come to India?
congress grass or parthenium, a native of tropical America, came to India accidentally in 1955. A rapidly growing invasive species, this grass competes well for nutrients and space and reproduces fast.
What do you spray Parthenium with?
The most effective treatments for parthenium weed control were glyphosate and metribuzin, having higher mortality at 4 weeks after treatment (WAT) at both rosette and bolted stages than 2, 4-D, triasulfuron + terbutryn, bromoxynil + MCPA and atrazine + s-metolachlor, atrazine, s-metolachlor.
How do you get rid of Parthenium naturally?
Herbicides such as dicamba, glyphosate and picloram have also yielded good results. Perhaps the most economical chemical control method is spraying brine salt (15 per cent common salt) solution to dry out the plants and burning them thereafter.
Why should we not touch Parthenium plant?
Solution. The pollen of the parthenium plant is allergic in nature, so, we do not touch this plant.
Does crop rotation reduce Parthenium infestation in India?
In India, crop rotation using Marigold ( Tagetes spp.) during the rainy season, instead of the usual crop, has been found effective in reducing parthenium infestation in cultivated areas.
Is Parthenium hysterophorus useful for biogas production in India?
Parthenium hysterophorusshould be seriously considered as a substrate for the production of biogas in India via anaerobic digestion, considering the abundance of this weed and large quantity of livestock. P. hysterophorusfor welfare of livestock Parthenium hysterophoruscan be used as a flea-repellent for dogs (Maishi et al. 1998).
What is Parthenium plant used for?
Parthenium plant contains chemicals, like parthenin, hysterin, hymenin, and ambrosin, and due to the presence of these chemicals, the weed exerts strong allelopathic effects on different crops. Parthenin has been reported as a germination and radical growth inhibitor in a variety of dicot and monocot plants [ 13
How can I replace Parthenium in my garden?
Competitive replacement of parthenium can be achieved by planting plants like Cassia sericea, C. tora, C. auriculata, Croton bonplandianum, Amaranthus spinosus, Tephrosia purpurea, Hyptis suaveolens, Sida spinosa, and Mirabilis jalapa which are capable of effectively suppressing partheniumin natural habitats [ 34