Question
Humic substance, which is most resistant to microbial
attack is:Solution
Humin: Highest in molecular weight, darkest in colour, insoluble in both acid and alkali and most resistant to microbial attack. Polymerized product of a part of the FA and HA fractions. Â
Application of Kaolin @ 5% reduces transpiration losses, this act as
Respiratory quotient of carbohydrate is ____
Palmarosa comes under the family of ___________ .
Mechanical analysis of soil texture is based on :
Anthracnose in guava is caused by which pathogen?
Plants which flower only once in their life is:
Mango is commercially propagated by
What is the preferred pH range for growing orchids?
Aonla belongs to the family of……………………..
Which of the following plantation crop is popularly known as kalpvriksha?