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Title:Sweet maize growth and yield response to organic and mineral fertilizers, N rates and soil water regimes
Authors:ID Bavec, Franc (Author)
ID Bavec, Martina (Author)
ID Grobelnik Mlakar, Silva (Author)
ID Fekonja, Milojka (Author)
Files:.pdf Agricultura_2015_Bavec_et_al._Sweet_maize_growth_and_yield_response_to_organic_and_mineral_fertilizers,_N_rates_and_soil_water_regimes.pdf (257,82 KB)
MD5: 40F799E36D68151AA797FD112DDA3BEB
PID: 20.500.12556/dkum/5f38e0bc-6394-4a71-badb-4205545b80db
 
URL https://www.degruyter.com/view/j/agricultura.2015.12.issue-1-2/agricultura-2016-0005/agricultura-2016-0005.xml
 
Language:English
Work type:Scientific work
Typology:1.01 - Original Scientific Article
Organization:FKBV - Faculty of Agriculture and Life Sciences
Abstract:Sweet maize is an underutilized vegetable in European temperate areas, and its consumption is increasing. For better understanding of cultivation practices, this pot experiment aimed to determine the eff­ects of diff­erent water regimes and nitrogen (N) rates calculated from N target values. N rates of 0 (control), 0.6 and 2 g N pot$^{-1}$ were applied as organic by-products pumpkin cake and pig manure digestate, and mineral fertilizers CAN 27 and ENTEC®26. Treatments of water supply were based on measured soil matric potentials of 2.8 pF (drought stress), 2.6 pF (optimal water) and 2.4 pF (overwatered). In comparison to mineral fertilizers, pumpkin cake proved to be equal in eff­ectiveness in plant height (155.8 cm), cob (85.8 g), green (124.9 g) and leaf mass per plant (44.2 g), or even better in root (72.3 g) and broom mass per plant (3.0 g). Yield parameters, cob mass (70.1 g), its length (6.3 cm) and diameter (2.0 cm), as well as the residual mineral N (59 mg N kg$^{-1}$) significantly increased at the highest N rate. Significantly lower values of the evaluated morphological parameters and photosynthetic rates (at brooming and harvesting) were associated with drought stress. The matric tension of 2.6 pF was established as an appropriate water regime for sweet maize growth.
Keywords:Zea mays L. saccharata Sturt., nitrogen, fertilizers, soil water potential, growth conditions
Publication status:Published
Publication version:Version of Record
Year of publishing:2015
Number of pages:str. 33-40
Numbering:Letn. 12, št. 1/2
PID:20.500.12556/DKUM-68968 New window
ISSN:1580-8432
UDC:633.15:631.84
ISSN on article:1580-8432
COBISS.SI-ID:4129580 New window
DOI:10.1515/agricultura-2016-0005 New window
NUK URN:URN:SI:UM:DK:GHKCVY8H
Publication date in DKUM:14.11.2017
Views:2382
Downloads:662
Metadata:XML DC-XML DC-RDF
Categories:Misc.
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Record is a part of a journal

Title:Agricultura
Publisher:Univerza v Mariboru, Fakulteta za kmetijstvo, Univerza v Mariboru, Fakulteta za kmetijstvo, Univerzitetna založba Univerze v Mariboru
ISSN:1580-8432
COBISS.SI-ID:116855808 New window

Document is financed by a project

Funder:ARRS - Slovenian Research Agency
Project number:V4-0472
Name:Sladka koruza - razvoj novega, okoljsko, ekonomsko in podnebno sprejemljivega proizvoda

Licences

License:CC BY-NC-ND 4.0, Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International
Link:http://creativecommons.org/licenses/by-nc-nd/4.0/
Description:The most restrictive Creative Commons license. This only allows people to download and share the work for no commercial gain and for no other purposes.
Licensing start date:14.11.2017

Secondary language

Language:Slovenian
Title:Rast in pridelek sladke koruze v odvisnosti od organskih in mineralnih dušikovih gnojil, odmerkov dušika in oskrbe z vodo
Abstract:Sladka koruza je v evropskih območjih z zmernim podnebjem premalo pridelovana zelenjadnica, njena poraba pa narašča. Za boljše razumevanje načinov oskrbe sladke koruze, je namen lončnega poskusa ovrednotiti vpliv različnih vodnih režimov in odmerkov dušika (N) izračunanih iz ciljnih vrednosti. N v odmerkih 0 (kontrola), 0,6 in 2 g N lonec$^{-1}$ je bil dodan v obliki organskih ostankov – bučne pogače in digestat iz prašičje gnojevke, ter mineralnih gnojil – CAN 27 in ENTEC®26. Obravnavanja oskrbe z vodo so temeljila na izmerjenih talnih matričnih potencialih: 2,8 pF (sušni stres), 2,6 pF (optimalna preskrbljenost z vodo) in 2,4 pF (prekomerna oskrbljenost tal z vodo). V primerjavi z mineralnimi gnojili, so se bučne pogače izkazale za enako učinkovite glede na izmerjeno višino rastlin (155,8 cm), maso storža (85,8 g), zeleno maso (124,9 g) in maso listov na rastlino (44,2 g), oziroma celo kot boljše gnojilo glede na izmerjeno maso korenin (72,3 g) in metlic na rastlino (3,0 g). Parametri pridelka, kot masa (70,1 g), dolžina (6,3 cm) in premer storža (2,0 cm), kakor tudi ostanki mineralnega dušika (59 mg N kg$^{-1}$ ) so bili značilno višji pri gnojenju z najvišjim odmerkom N. Statistično nižje vrednosti vrednotenih morfoloških in parametrov fotosintetske aktivnosti (merjeno ob metličenju in spravilu) so bile povezane s sušnim stresom. Matrični potencial 2,6 pF se je izkazal kot najustreznejši za rast sladke koruze.
Keywords:Zea mays L. saccharata Sturt., dušik, gnojila, oskrbljenost tal z vodo, pogoji za rast


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  1. Agricultura

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