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45%-50% of the earth's crust is made up of oxygen in the formed of oxides, carbonates and other compounds. Oxygen plays a very important role in the existence of life on earth.
The contamination and growth of fungi on grapes, the phenomenon of "Pourriture noble" and "Pourriture grisse" as caused by
Chenopodiaceae is the family of:
Varalaxmi is a hybrid developed in
Which one of not a primary macro nutrient?
Triazines and triazinones inhibit ______
Following are the statements with respect to economization of irrigation water in rice
A. Rice should be cultivated on heavy soils with percolati...
Which one of the following is the water flow for one acre-inch-day?
Which of the following is affected first under water stress conditions?
Irrigation requirement of 90 days duration maize variety is 50 cm. How much area can be irrigated with a flow rate of 20 litre per second for 8 hours in...
Lysine is a limiting amino acid in: