An open discussion board on issues related with Soil Science | Contact experts in Soil Science to get answers
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Questions related to Soil Science
1. are these three type of crusts relate to each other ? or their developement is governed by a different Mechanisms?. 2. How can we recognize them in the fields? Kind regards Yacine Louadj
12 December 2016 8,700 1 View
What is the best calcium source for pistachio? how much could we use?
12 December 2016 1,929 12 View
We observed this when analyzed samples from two profiles, one situated within Aridisols of the Nile River terraces and the other situated within Vertisols of the Blue Nile.
12 December 2016 4,041 14 View
We, the pedologists at the ICAR-NBSS&LUP, Nagpur while working for the last two decades to pinpoint the factors of organic carbon (OC) accumulation in Indian tropical soils, realized the...
12 December 2016 5,465 10 View
First directly spun the sample at took the sediment from Glacier and proceed it according to FastPrep Soil Kit protocol. Secondly, i treated the sample with Guanidine thiocynate, Tris-HCl and 10%...
04 December 2016 9,075 3 View
Calcium carbonate is one of the cementing agent the participate in the binding of soil particles together through physico-chemical mechanisms and presumbly create a stable soil structure . i want...
02 December 2016 7,931 18 View
I am goin to collect soil samples for P. brassicae inoculum density quantification, however I am not sure why some articles say that those samples should be kept at 10ºC or -20ºC for no longer...
01 December 2016 7,823 3 View
I'm working with recovery of soils that are damaged with physical structure, using cover crops.
28 November 2016 1,643 7 View
I want to know about the efficiency of Barcelona soil model in pore suction condition. Is Barcelona good for soil suction modeling in dams?
26 November 2016 276 1 View
It is well known that N and K has synergistic effects. Deficiency of one element might create detrimental effect of other element on crop growth and development. In this regards, under K control...
25 November 2016 7,113 5 View
In our country pakistan specially in sindh province organic matter is very low as compared to developed countries hence we have largest irrigation system but our yield is low the main cause is low...
25 November 2016 6,468 50 View
i am working on Nitrate nitrogen and phosphorus dynamic in the soil and designed the field experiment of winter wheat and summer maize crops rotation for five years, i need to know the...
18 November 2016 7,000 1 View
There are some kinds of salt present in saline soil. As far I know, Na salt is more harmful than others. But I have no idea about effect of Mg salt (MgSO4) on soil health. What are the permissible...
18 November 2016 1,911 15 View
Soil receives C inputs to offset C outputs resulting from microbial decomposition of soil organic matter. This C input decreases along the soil profile because top soils receive more C such as...
17 November 2016 9,921 19 View
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13 November 2016 6,421 2 View
11 November 2016 6,799 8 View
11 November 2016 794 6 View
Question about radiocarbon : (1) which tissues (part) should be measured, if I want to know the defoliation effect on current year NSC allocation to growth of trees. 1-year branch (if leaf is...
11 November 2016 5,589 4 View
how to find maximum void ratio and minimum void ratio of 12mm aggregate?Is it the same procedure as that of soil?
11 November 2016 7,796 2 View
11 November 2016 5,122 16 View
I have found controversy: Soil water salinity can affect soil physical properties by causing fine particles to bind together into aggregates. This process is beneficial in terms of soil aeration,...
11 November 2016 9,996 21 View
11 November 2016 9,840 20 View
Hi all, I am working on my experiment on effects of different soil moisture regimes on demography of perennial grasses. I have grown grasses in pots with different soil moisture levels. Now i am...
11 November 2016 5,099 1 View
Various papers might cite they use from a gram to a hectare basis. For instance, some would suggest me to use from 0.05 to 1 mmol of NH4 or NO3 of fertilizer. However, where does this standard...
11 November 2016 8,647 5 View