What global observance is celebrated on April 23rd every

Scientific name of desert locust is _______:

Photosynthesis cycle of C₃ plants is 

Which soil texture is most susceptible to waterlogging?

Quickest method of developing lawn is by 

______ activates a proton pump at the guard cell plasma membrane. 

Blister blight of tea is caused by

Which pre-independence extension program was led by Dr. Spencer Hatch and emphasized self-reliance?

What percentage of organic matter is present in soil by volume?

Toxicity of which element leads to the unavailability of iron and zinc 

According to estimation, how much cultivated area in India will remain rainfed even after reaching the full irrigation potential?