Question

Discuss verious methods for weed control

Answer 1

Weed control is the botanical component of pest control, which attempts to stop weeds, especially noxious or injurious weeds, from competing with desired flora and fauna, this includes domesticated plants and livestock, and in natural settings, it includes stopping non local species competing with native, local, species, especially so in reserves and heritage areas.
PHYSICAL AND MECHANICAL METHODS:
Coverings
In domestic gardens, methods of weed control include covering an area of ground with a material that creates a hostile environment for weed growth, known as a weed mat.
Manual removal:
Many gardeners still remove weeds by manually pulling them out of the ground, making sure to include the roots that would otherwise allow them to resprout.
Tillage
Ploughing includes tilling of soil, intercultural ploughing and summer ploughing. Ploughing uproots weeds, causing them to die. In summer ploughing is done during deep summers. Summer ploughing also helps in killing pests.
Thermal
Several thermal methods can control weeds.

Answer 2

Methods for controlling weeds

Explanation:

• Weed control is important in the field of agriculture to avoid the propagation of unwanted plants or weeds.

• There are several methods for controlling weed propagation like-i)Physical method ii)Chemical method iii)Cultural method iv) Biological method
• Physical method- By creating hostile environment,With the help of green house effect that kills the unwanted plants,Some plants are capable of producing root extract that kills herbaceous weeds,Soil solarization is another technique for controlling the growth of weeds
• Chemical method-By applying sulful which is organic approach,or by providing contact herbicides,systemic herbicides (Glyphosate),soil borne herbicides.
• Cultural method-This include crop rotation technique, buried drip irrigation etc.
• Biological method-With the help of biological control agents or applying bio herbicides.