The time required to kill 90% of the microorganisms in a sample at a specific temperature is the
a) thermal death point
b) F value
c) D value
d) Z value
Explanation: The D -value refers to time taken at a given temperature to reduce the population of exposed microorganisms by 90% or achieve a 1-log reduction.
What is the chemical name of insecticide having trade name of “Pride”?
In PMFBY, the threshold yield is calculated by multiplying average yield with ___
The lime loving plants are tolerant of high soil pH and are known as
People's participation in an extension programme considered significant when
(A) Local leaders participate
(B) Literate section of village...
How many kilograms does one bale of cotton equal?
The root growth is drastically reduced when Oxygen Diffusion Rate (ODR) is decreases to about
Which of the following statements is/are true?
Statement A :Cool and humid, warm and humid climatic conditions are favorable podzolization and la...
Amino acid which is deficient in sorghum?
To bring soil moisture to filed capacity, the amount of water applied is called
Citrus canker is caused by