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Questions related from Sajjad Raza
Several models are in place to estimate soil organic carbon fluxes, turnover rate and sequestration potential. I am interested in knowing about soil inorganic models. Please guide. Any resources...
25 July 2022 3,711 1 View
Plants usually uptake nitrogen in the form of ammonium and nitrate. If we supply 15N labelled nitrogen fertilizer in the form of ammonium which will eventually get nitrified. I am interested to...
02 August 2020 736 5 View
Lime is used to ameliorate soil acidity. I am looking for statistics about the amount of lime use on soils by different countries in different years. Could someone please suggest a database from...
14 May 2020 6,710 0 View
I will appreciate the valuable inputs on how to calculate future food supply and demand of a country.
17 January 2020 3,902 3 View
Healthy human diet must have protein. The recommended human protein requirement is 0.8-0.9 g kg-1 body weight day-1. I am interested to know how much of this protein should come from crops and how...
16 January 2020 8,048 4 View
Soil acidification cause the loss of base cations like calcium. The loss of calcium from soil affects soil properties such as aggregation, water permeability, pH, microbes, mineralization, plants...
26 July 2019 2,097 4 View
During nitrification process, protons are released, which reduce the soil pH and results in soil acidification. I am interested in knowing at how much depth these protons can travel down the soil...
05 April 2019 462 7 View
I want to know about the crops which prefer up taking nitrate or ammonium from the soil.
30 May 2018 8,064 9 View
We have used dicyandiamide (a well known nitrification inhibitor) in soil and I want to determine the degradation of dicyandiamide with time. An HPLC method is available for its determination,...
13 March 2018 8,720 3 View