RIK - Repository of the Maize Research Institute "Zemun Polje"
Maize Research Institute "Zemun Polje", Belgrade, Serbia
    • English
    • Српски
    • Српски (Serbia)
  • English 
    • English
    • Serbian (Cyrilic)
    • Serbian (Latin)
  • Login
View Item 
  •   RIK - Repository of the Maize Research Institute, "Zemun Polje", Belgrade
  • MRIZP
  • Радови истраживача / Researchers' publications
  • View Item
  •   RIK - Repository of the Maize Research Institute, "Zemun Polje", Belgrade
  • MRIZP
  • Радови истраживача / Researchers' publications
  • View Item
JavaScript is disabled for your browser. Some features of this site may not work without it.

Comparison of two cold test procedures for seed vigour evaluation of maize inbred lines

Poređenje dve procedure hladnog testa za ispitivanje vigora semena samooplodnih linija kukuruza

Thumbnail
2017
670.pdf (270.3Kb)
Authors
Milivojević, Marija
Srdić, Jelena
Branković-Radojčić, Dragana
Vukadinović, Radmila
Kojić, Jasna
Petrović, Tanja
Article (Published version)
Metadata
Show full item record
Abstract
Cold test (CT) is a valuable method of assessing maize seed vigour. Although widely used CT is not standardized because of variations in CT procedures. The objective of this study was to evaluate seed vigour of 15 maize inbred lines developed at the Maize Research Institute Zemun Polje, using two different substrates (soil and sand) in a severe CT (7.5°C for 10 days followed by 7 days at 20/30 °C). Statistical analysis showed that inbred lines differ significantly in seed vigour, and no difference between two applied substrates in CT. Coefficients of variation were lower in CT with sand (6.05 %), compared to the CT with soil (6.74%) due to variation in soil quality and presence of soil-borne pathogens. Both CT procedures were highly correlated with field emergence. Results of this research indicate that CT with sand is appropriate for testing maize seed vigour, with the potential for standardization.
Vigor semena je veoma važan parametar kvaliteta, jer ukazuje na sposobnost semena da klija u suboptimalnim uslovima (niska temperatura, visoka vlažnost zemljišta itd.). Hladni test je važan metod za utvrđivanje vigora semena kukuruza. Iako je dobar pokazatelj nicanja u polju, i koristi se širom sveta, hladni test nije standardizovan zbog razlika u proceduri (temperatura, vrsta i vlažnost supstrata). Cilj ovog rada bio je ispitivanje vigora semena samooplodnih linija kukuruza primenom dva različita supstrata (zemlja i pesak) u hladnom testu. Za ispitivanje je odabrano 15 samooplodnih linija kukuruza stvorenih u Institutu za kukuruz 'Zemun Polje'. Primenjeni su izrazito stresni uslovi ispitivanja u hladnom testu (10 dana na 7,5°C, a zatim 7 dana na 20/30°C). Statističkom obradom podataka utvrđeno je da su se samooplodne linije značajno razlikovale po vigoru semena tj. tolerantnosti na niske temperature u periodu klijanja i početnog porasta. Sa druge strane nije utvrđena značajna razlika ...između dva primenjena supstrata u hladnom testu. Prosečna klijavost 15 samooplodnih linija u hladnom testu sa peskom iznosila je 82,2%, a u hladnom testu sa zemljom 80,1%. Koeficijent varijacije je bio niži u hladnom testu sa peskom (6,05%), nego u hladnom testu sa zemljom (6,74%), što se objašnjava variranjem u kvalitetu zemlje i prisustvu zemljišnih patogena. Obe ispitivane procedure su postigle visoku korelaciju sa nicanjem u polju. Rezultati ovih istraživanja ukazuju na mogućnost korišćenja peska kao supstrata u hladnom testu, čime bi se ispitivanje vigora semena kukuruza znatno olakšalo, a ujedno bi se stekli uslovi za standardizaciju hladnog testa.

Keywords:
vigour / cold test / substrate / maize / vigor / hladni test / supstrat / kukuruz
Source:
Journal on Processing and Energy in Agriculture, 2017, 21, 2, 115-117
Publisher:
  • Nacionalno društvo za procesnu tehniku i energetiku u poljoprivredi, Novi Sad
Projects:
  • Integrated field crop production: conservation of biodiversity and soil fertility (RS-31037)

DOI: 10.5937/JPEA1702115M

ISSN: 1821-4487

[ Google Scholar ]
URI
http://rik.mrizp.rs/handle/123456789/672
Collections
  • Радови истраживача / Researchers' publications
Institution
MRIZP

DSpace software copyright © 2002-2015  DuraSpace
About RIK - Repository of the Maize Research Institute Zemun Polje | Send Feedback

OpenAIRERCUB
 

 

All of DSpaceInstitutionsAuthorsTitlesSubjectsThis institutionAuthorsTitlesSubjects

DSpace software copyright © 2002-2015  DuraSpace
About RIK - Repository of the Maize Research Institute Zemun Polje | Send Feedback

OpenAIRERCUB