Correct answer
A. chemical
Explanation
The correct answer is chemical.
Opportunity cost is illustrated by the________?
Pesticide group which goes into the system of host and kills pest without harming host is called________?
Late Blight of Potato is caused by ________?
Water logging is the state of the soil where the water table brought ________capacity or root zone of plants?
The export of goods (or goods and services) of a nation less its imports of goods (or goods and services)________?
Small rivulets or finger like channels formed on the surface of earth by action of water, these channels are of small depth & can be leveled by tillage operations is: