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The transpiration ratio is the ratio of the mass of water transpired to the mass of dry matter produced ; the transpiration ratio of crops tends to fall between 200 and 1000 (i.e., crop plants transpire 200 to 1000 kg of water for every kg of dry matter produced).
Which of the following physiological process in plants involves the breaking down of complex organic molecules to release energy for cellular activities?
African marigold is
In cucurbits for changing the sex forms growth regulations are sprayed at -
Rubberification is a disorder related to which of the following crop?
Propagation of datepalm is by -
Which of the following is an example of CAM plant?
The application of gibberellic acid in horticulture is primarily used to:
Which among the following market structures has the highest product differentiation?
A rose is either a woody perennial flowering plant which has over three hundred species and tens of thousands of cultivars. The flower is popularly kn...
Which medicinal plant is known as winter cherry ?