Question
Which of the following statements are correct about weed
shift? Statement I - Susceptible species are killed by the weed management practices while resistant ones grow, reproduce, and increase in the community, resulting in a weed shift. Statement II - A weed shift means that the habitat of a weed species is changed due to change in environmental conditions.Solution
Weed shift refers to change in composition or relative frequencies of weeds in a weed population in response to natural or human-made environmental changes in an agricultural system is known as weed shift.
At what height, geostationary satellites are placed above the earth surface?
Water inside the plant moves through:
Which of the following varieties of apple is a pollinizer?
Bagasse is a by-product of:
What is he optimum plant population for wheat crop?
Consider the following statements and choose the correct statements:
(A). Sugarcane has kranz anatomy in their leaves
(B). Maize is a C�...
Which one of the following is the first herbicide resistant weed reported in India?
Layering method of propagation where roots are formed in the aerial part of the plant, the stem is girdled, and roots hormone (IBA) is applied to upper ...
Trickle irrigation is recommended for which one of the following crops?
In which group are sucking mouthparts not found?
Relevant for Exams:
