Joshua Abraham

5 Questions 10 Answers 0 Followers

Questions related from Joshua Abraham

Does anybody know the percent of Nitrogen mineralized in tropical soil under field conditions ?

Would like to know how much N is mineralized in tropical soils annually ? Approximately 0.18 % total nitrogen, Organic carbon - 2.2 %. Average temperature 22-30 C.

07 July 2017 9,162 11 View

Can microbial activity (soil respiration) be assessed in air dried soil samples ? Please share your experience.

We have collected soil samples from some of our experimental sites few years back. These samples were air dried and kept in plastic containers. Can we test the microbial activity of these soils...

06 June 2017 8,195 13 View

Does your lab use Lanthanum Chloride or Strontium Chloride as releasing agents while exchangeable Ca Mg in soil is estimated by AAS?

It is necessary but it seems to dissociate the refractory phosphates, right?

07 July 2013 9,800 12 View

Does a correction factor need to be used on Walkley-Black (WB) organic carbon values for soil fertility assessment ?

Most of the laboratories estimate SOC by WB method. As per WB protocol a correction factor need to be applied for the unrecovered C. Which values, the corrected or simply the WB values are to be...

01 January 2013 1,336 14 View

Can microbial activity / soil respiration be measured in soil which is air dried and kept for some months in plastic containers ?

Few months back we have collected soil samples form our experimental site and preserved after air drying. Can we test the soil respiration of these soils ? Do you have any work related to this...

01 January 1970 2,691 10 View