Which of the following represents billion

The nitrifying bacteria are 

What nutritional disease in poultry results from a deficiency of Vitamin D?

Which one of the following hydrolase enzyme occurring in soil?

Which reptile is characterized by the presence of four-chambered heart?

Inflorescence type present in cashew crop is 

Which irrigation method has the highest water use efficiency?

Angle formed by a attached branch to the trunk 

Which law states that plant growth is limited by the nutrient in shortest supply?

Land area needed to raise settlings for transplanting in 1 ha through spaced transplanting method of sugarcane

Which pathogen is responsible for charcoal rot of soybean?