Muhammad Rashid

6 Questions 17 Answers 0 Followers

Questions related from Muhammad Rashid

Critical level of Sulfur in soil?

Can any colleague tell me that what is critical level of Sulfur in soil required to achieve optimum crop production

18 February 2022 5,985 7 View

Can any collogue provide me authentic method for gypsum analysis?

I wanted to test the purity of gypsum. i dont have XRD facility

04 December 2021 6,459 5 View

Formula for calculation of ammonia?

Can any one explain the calculation formula, actually I trapped ammonia in 4% boric acid and titrated against 0.01N H2SO4. 3.26 g urea was applied to 700 g soil in a container. I need formula to...

03 January 2020 9,491 12 View

Nitrogen use effiency of urea in soil

For how long maximum nitrogen is required by crops like wheat and maize. Then how long urea maintain N supply in soil?

01 January 1970 3,037 6 View

Organic matter vs organic carbon

Which is better indicator for soil fertility and soil quality

01 January 1970 298 21 View

How to produce reference soil for PT

What could be the best way to prepare reference soil particularly for soil nutrients. How can we make sure this soil can used for organic matter and nitrogen analysis

01 January 1970 2,868 3 View