The first female Chief Minister of Uttar Pradesh

Lichens, the pioneer organisms that initiate ecological succession are actually a symbiotic association of

Hopper burn is a symptom of _____

On brinjal crop, malathion 50 EC is sprayed in the concentration of:

Which of the following method is used for corrections of defects in any popular variety?

Chhena of better quality is prepared from

How does the Refugia Technique prevent the development of resistance in bollworms against Bt cotton?

Dihybrid ratio 9:3:3:1 in F2 results due to independent assortment of :

Diffusion of water or other solvent through a semi-permeable membrane is  called

Disorders like Hollow Stem of Cauliflower; Browning of Cauliflower ; Top sickness of Tobacco is caused due to the deficiency of

Crop failure due to prolonged dry spells during crop period and less than 75 days of crop growing season are the characteristics of which type of farming?