निम्नलिखित में से

The crop growing season in dry land farming ranges from ____to___

Tristeza is the viral disease of citrus which is particularly transmitted by which of the following:

In which variety of cauliflower seed production is not possible in north-Indian plains?

Which one is not related with 4-H club?

Where is cytokinin synthesis occurs in plants?

Land holding of medium farmer is

Yellow Colour in turmeric is cause due to the presence of:

Wart disease of potato is caused by _____

Mango is commercially propagated by

‘The law of limiting factors’ was proposed by