The chemical which is used to attract the sexually mature insects for mating purpose is____
Pheromones are substances which are secreted to the outside by an individual and received by a second individual of the same species.
What role does organic matter play in influencing soil porosity and bulk density?
Largest soil order in world is
When the contact of soil moisture still decreased below the wilting point in way that the water is held very tightly & may be state of vapour around soi...
The silk fibres are held together in cocoon by a substance known as……………………
The liming material generally used for reclaiming acid soils
Which factor significantly influences the decomposition rate of organic matter in soils?
Saline soils could be improved by:-
The larger the soil aggregates, the greater is the amount of ……………………….pores.
Soil moisture potential is measured with the help of ______instrument.
What is the primary function of humus in soil?
