Green manures are prepared from

What is $Triticum$ $aestivum$?

The steps of a plant breeding program are given below. Arrange them in the correct sequence.
$(a)$ Cross-hybridization among the selected parents
$(b)$ Testing,release,and commercialization of new cultivars
$(c)$ Collection of variability
$(d)$ Selection and testing of superior recombinants
$(e)$ Evaluation and selection of parents

Haploid plants are very important in crop improvement programs because .....

Which of the following is a green manure?

Which method is used to develop all the cultivated varieties of sugarcane?