Zenon Hamkalo

10 Questions 44 Answers 0 Followers

Questions related from Zenon Hamkalo

What are the reasons for intensive increase of CO2 in the atmosphere in 2021 against the background of a decrease in anthropogeniс CO2 emissions ??

Dear Colleagues! After rising steadily for decades, global carbon dioxide emissions fell by 6.4%, or 2.3 billion tonnes, in 2020, as the COVID-19 pandemic squelched economic and social activities...

16 August 2021 3,627 8 View

What scientific research would you recommend in the field of reforestation or afforestation on postagrogenic soils?

In connection with the reform of agriculture in Ukraine, the problem of using postagrogenic soils (fallows) arose. As a rule, spontaneous vegetation growth (reforestation) or artificial planting...

27 October 2020 5,748 3 View

What scientific research would you recommend in the field of growing energy tree crops on postagrogenic soils?

In connection with the reform of agriculture in Ukraine, the problem of using postagrogenic soils (fallows) arose. It is possible to grow energy crops on these lands in order to obtain affordable...

27 October 2020 8,036 4 View

Does anyone know the results of studies on the use of nitrogen nanoparticles in the agricultural industry?

Recently, I read article by E. Thomas, I. Rathore, and J. C. Tarafdar “Bio-Inspired Synthesis of Nitrogen Nanoparticles and Its Application on Pearl Millet (Pennisetum americanum L) cv. HHB 67”....

04 September 2019 9,309 3 View

What is the effectiveness of using a biochar?

It is clear, that for soils with different contents of organic matter there should be a different efficiency of application of biochar. Is it so?

05 November 2018 4,144 25 View

What are the reasons of the unique extremes of air temperature in July 2016 ?

In Ukraine, scientists of Central Geophysical Observatory (Kiev) have found a unique air temperature extremes, the maximum of which was registered on 17 July + 35,4 ° C. And in four days, this...

14 August 2016 9,934 7 View

How to optimize the process of methanogenesis in the preparation of biogas?

We have a simple laboratory apparatus for producing methane from manure. As manure, we use cow, pig and chicken manure. What are the ways to increase the intensity of the fermentation process is...

03 May 2016 7,930 3 View

What are the physical and chemical reasons for the concentration of labile organic matter in sand fraction of soil and forms this interaction?

It is known, that in sand fractions of soil are concentrated mainly residues of soil fauna and vegetation of the middle stage of decomposition, which determines the value of high C/N ratio...

01 March 2016 9,864 4 View

What is the reason for increasing the content water extractable organic carbon in the bottom of the marsh soils?

Cold water (20°C) extractable organic carbon (CWEC) and Hot water (80°C) extractable organic carbon (HWEC) at the bottom of lowland peat (Haplic Histosol) and Gleyic Histic Fluvisol on turf (70-80...

06 March 2015 4,500 1 View

What is known about this mechanism of regulation of the process of photosynthesis (small inner C-cycle) in the world literature?

In his dissertation, A.B. Naumov (Tomsk, Russia, 2004) pointed to specific features of the biological carbon cycle of wetland ecosystem - presence of a “small inner C-cycle”, due to the operation...

01 January 1970 1,300 7 View