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The critical pest density level going beyond what is tolerable to crops is called
The larval stage is predatory whereas the adults are pollinator in case of
Which of the following is considered as noble cane of sugarcane?
Which of the following States in India leads in Safflower cultivation?
Where do grasshoppers lay eggs?
Which one of the following type of nozzle is suitable for application of contact type of herbicide on dense weedy patches?
Inheritance of ABO blood group system is an example of____
Which one of the following is the science which deals with the study of home of crops?
Reserpine, a drug is extracted from
Azolla – Anabaena is a symbiotic association of