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Wyświetlanie 1-2 z 2
Tytuł:
The residual effect of fertilizer application of granulated organic-mineral fertilizers formed from spent mushroom substrate on pH of soil
Autorzy:
Kuśmirek, E.
Rutkowska, B.
Wrzosek, J.
Powiązania:
https://bibliotekanauki.pl/articles/115643.pdf
Data publikacji:
2017
Wydawca:
Fundacja na Rzecz Młodych Naukowców
Tematy:
Spent Mushroom Substrate
sewage sludge
organic-mineral fertilizers
soil reaction
osad ściekowy
nawozy organiczno-mineralne
reakcja gleby
Opis:
Spent Mushroom Substrate (SMS) were used to formed granulated organic-mineral fertilizers. Four granulated organic-mineral fertilizers were formed from Spent Mushroom Compost (SMC) before granulation supplemented by mineral fertilizers (urea, single superphosphate, K salt, ammonium saltpeter, ammonium sulfate). Two granulated organic-mineral fertilizers were based on compost from Spent Mushroom Compost and sewage sludge and one of them was supplemented by ammonium sulfate before granulation. The pH-value of the fertilizers range from 6.17 to 6.94. Fertilizers and composted Spent Mushroom Substrate are using on two doses on account of applied nitrogen content, these doses are 100 and 200 kg N ha-1. 10 fertilizers combinations on four replications are used in experiment. These organic-mineral fertilizers were applied just before planting first test plant – common cabbage. Second test plant – corn and third test plant – oat were grown without fertilization in these same vases-ground. Organic-mineral fertilizers are excellent source of macronutrients (22.0-83.0 g N∙ kg-1, 6.70-18.50 g P∙ kg-1, 2.70-27.0 g K∙ kg-1, 41.1-71.3 g Ca∙ kg-1, 3.1-4.3 g Mg kg-1, 18.7-101.6 g S∙ kg-1) and organic matter (182.8-411.3 g Corg ∙ kg-1). After application the residual effect on pH of soil was observed. The soil pH-value on every object with fertilization was changed compare to control object without fertilization. Increased pH-value first year (5.35-5.92), second year (4.71-5.19) and third year (4.28-4.71). After harvest were collected samples of soil, prepared to physical and chemical analyses and estimated pH-value of soil. Statgraphics 4.0. program was using to statistic data processing of the results.
Źródło:
Challenges of Modern Technology; 2017, 8, 1; 19-22
2082-2863
2353-4419
Pojawia się w:
Challenges of Modern Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
The rate of release of macronutrients from new organic-mineral fertilizers
Autorzy:
Kuśmirek, Ewa
Powiązania:
https://bibliotekanauki.pl/articles/115594.pdf
Data publikacji:
2018
Wydawca:
Fundacja na Rzecz Młodych Naukowców
Tematy:
spent mushroom substrate
organic-mineral fertilizers
rate of macronutrient release
sewage sludge
zużyte podłoże grzybowe
nawozy organiczno-mineralne
szybkość uwalniania makroskładników
osad ściekowy
Opis:
The rate of release of macronutrients from new granulated organic-mineral fertilizers formed from spent mushroom substrate was investigated in the conditions of a microplot experiment in the laboratory. Nitrate(V) and ammonium were estimated using a colorimetric method using a flow auto-analyzer after extraction in 1% solution K2SO4 and in 0.01 mol · dm - 3 CaCl2, pH-value – by potentiometric method after extraction with 1 mol·dm - 3 KCl, available P and K by the Egner-Riehm method. New granulated organic-mineral fertilizers formed from spent mushroom substrate had an impact on the pH-value seven days after application. This tendency was intensified in the following weeks. New granulated organic-mineral fertilizers were a source of available form of nitrogen (nitrate(V), ammonium), potassium and phosphorus.
Źródło:
Challenges of Modern Technology; 2018, 9, 1; 3-17
2082-2863
2353-4419
Pojawia się w:
Challenges of Modern Technology
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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