What is the theme of World Cities Day

Insect order of tea mosquito bug is:

The number of hydro-meteorological hazards in recent decades (drought, flood, windstorms etc):

What should be the lime dose (kg/ha) when pH of the soil is in between 4.5- 5?  

What is the variation of elytra where the forewings of Hemipterans are partially membranous and partially hardened?

Calculate EIL in terms of pest population/ha with the following figures.

What is the primary function of the Malpighian tubules in arthropods?

Stem bleeding is a disorder of

Which gas is primarily emitted from rice fields?

A method of asexual propagation in which a stem is made to produce roots while still attached to the parent plant is called 

Instrument used for measuring Relative humidity accurately in the crop canopy: