subject: Partehnium: A Curse to Agriculture [print this page] Partehnium: A Curse to Agriculture Partehnium: A Curse to Agriculture
Weeds are a menace for our agricultural crops. They absorb all the mineral nutrients needed by our valuable crops and unfold in a wide selection making the agricultural land unfit for cultivation. Parthenium hysterophorus or Congress weed is one such menace. It's one in all the worst weeds within the world. It's harmful to plants, animals and human beings. It will be referred to as as a curse for our biodiversity. The other names for his weed are Chatak Chandni, Ramphool and White top. It's not a native to India however has been transported through grains within the late fifties. The flowers are known to cause hypersensitive reaction in folks because the plant is thought to emit countless pollens which cause asthma, skin reactions and mental depression. The minute hairs gift on the stem of the weed also are known to cause skin irritation in humans.
It's conjointly it's conjointly shocking to notice that many farmers stricken by Parthenium borne skin infections have committed suicide. The roots of the congress weed also are known to secrete lethal chemicals which are responsible for affecting the growth of the neighbouring plants. These chemicals are accountable for the speedy spread of this weed. These chemicals also are responsible for the death of our valuable medicinal plants. Within the past the weed was known to be restricted to our wastelands but now it is widespread among the fields competing with our valuable food crops for light, moisture and minerals and declining their production. Every day several farmers and cattle come involved with this harmful weed and are affected as a result of of it. It is also harmful for our wildlife and it's really very difficult to estimate the entire percentage of the wildlife which is stricken by this obnoxious weed every day. Animals generally don't take advantage of this weed but if taken by them accidentally then it is fatal to them. In Australia many heaps of meat gets infected with this weed resulting in a loss of many uncountable rupees.
The plant produces four generations in a year and each plant produces concerning twenty five,000 seeds. Parthenium could be a native to America. The weeds lacks any natural enemy thus it spreading tremendously. The management of this weed isn't an simple job and also the weed makes its demarcated appearance at the flowering stage. If we tend to disturb the flowering plant then the chance of the dispersal of the seeds increases therefore it is not helpful to destroy the flowering plant. Though several chemicals are out there which will control the unfold of this irritating weed but they are not environmental friendly therefore one ought to avoid the use of such chemicals. American and Australian governments are working during this direction to make individuals attentive to this obnoxious weed and also the Indian government is also attempting to think in this direction. The Parthenium beetle of the Mexican beetle Zygogramma bicolorata has been introduced in India for the control of this weed however additional analysis is needed so that it can be used as a potent biocontrol agent against this lethal weed.
