Abdelgawad Y. Elsadany

8 Questions 11 Answers 0 Followers

Questions related from Abdelgawad Y. Elsadany

What are the methods of purifying cyanobacteria from bacterial contamination by using Silica gel?

I isolate the nitrogen-fixing cyanobacteria from soil and I want to purify these isolates from bacteria by using silica gel.

18 February 2017 166 2 View

What is the simplest method to evaluate the dehydrogenase activity in soil?

I have collected samples soil and i want to determine the dehydrogenase activity by method simple, easily and no cost.

30 January 2016 7,655 5 View

Why add 10 gram agar per liter to medium solid of cyanobacteria?

Usually add 16 grams agar per liter to solid medium of bacteria but add 10 grams agar per liter to cyanobacteria medium instead of 16 grams agar per liter.

14 January 2016 2,322 3 View

What is the appropriate concentration to add sodium selenate as selenium source in the growth medium of spirulina and chlorella?

I want to add sodium selenate to the growth medium of spirulina and chlorella to increase the nutritional values so i want to know safe concentrations of sodium selenate and add it to the growth...

10 September 2015 4,965 1 View

How can we count endophytic nitrogen fixing by (MPN) from rice root?

I am trying to count the nitrogen fixing bacteria in interior rice roots by (MPM) method

18 May 2015 7,707 3 View

Why am I experiencing reducing growth of the chlorella on BG11 medium?

I have grown chlorella on BG11 medium and it gives weak growth

28 January 2015 7,032 6 View

Why is there luster when spirulina dries?

Thanks in advance for your replies.

05 January 2015 2,807 1 View

Does anyone have information of pesticide degradation by endophytic bacteria inside a plant?

05 July 2014 4,543 3 View