Protected structure protect the plants against ________

Flower Crop grown under protected cultivation _______

Polyploidy is induced using ____

Use of greenhouse Technology in India started in the year ______.

The direction of single spam green house should be ______.

Protected structure commonly used for hardening of plants is

Who has established the Red Fort in Delhi and Taj Mahal in Agra?

The suitable structure for propagated plants material is _____.

The first evidence of which ornamental Tree comes from a seal from Mohen-Jo-Daro

Which is the best beautiful garden in given below: