The BIS means Bureau of Indian Standards. The BIS norms are also called 'Standards for Bio fertilizers' or 'Standards for Existence of Bio fertilizers', which are given below:- 1. Standards for Rhizobium (RI): IS 8268:2001 (i) Viable Cell Count: 108 Viable Rhizobium Cells/g of the Carrier within 15 day s of manufacture and 107 Cells/g of Carrier within 15 days [...]
Everything you need to know about bio-fertilizers. Some of the most frequently asked exam questions are as follows:- Q.1. What are the substitutes of calcium carbonate for pelleting? Ans: The substances used for pelleting other than lime are gypsum, bentonite, rock phosphate and charcoal. Q.2. How much nitrogen may be fixed in Rhizobium legume association? Ans: 50 to 100 kg [...]
Everything you need to know about biological control. Some of the most frequently asked exam questions are as follows:- Q.1. What is biological control? Ans: The use of one organism to control the growth of another organism is a process known as biological control. Q.2. Give a simple example of biological control that may be of interest to a microbiologist. [...]