|What is Weed management and Principles of weed management
Weed management principles
Weed management may be defined as the procedure by which the harmful effect of weed may be maintained to the minimum level in a place. It is a system by which the infestation of weed of a farm on an area is kept to a minimum injury level without deteriorate the environment.
It is a continuous and integrated process that involves the application strategies, principles and practices method and material to achieve optimum crop production with minimum weed control cost.
Weed management includes –
I may also divided into two parts:
1. Preventive method
2. Curative method.
Again, Curative method is sub – divided into two parts:
Principles of weed management
Weed compete with crop plants for nutrients, light, water, and space which reduces the growth and yield of crop. To produce crop, weed should be controlled in judicious way. So that cost for weed management must be less than the expected value of the produce.
Weed management should be aimed at reducing the population of weed species and also their growth. Adoption of any specific management practice may kill a predominated species without much or more effect on another species. Therefore method employed to weed management must have the capability to control the whole population in the crop field.
The problems possessed by weeds, some method of management are to be adopted. Such method are based on some basic principle. These principles are related to –
i. Life cycle of weed
ii. Characteristics of weed
iii. Habit, location and season.
iv. Soil and weather condition.
v. Mode of reproduction of weed.
vii. Farming and cultural practices.
viii. Availability of resources
ix. Economics of the method.
Useful Agricultural Websites
Online Agricultural Study
Food and Agricultural Organization