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Wyszukujesz frazę "seedling vigour" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
Shelf life of kenaf (Hibiscus cannabinus L.) seed stored under humid tropical conditions
Autorzy:
Adebisi, M.A
Esuruoso, O.A.
Adetumbi, J.A
Abdul-Rafiu, A.M.
Kehinde, T.O.
Ajani, O.O.
Agboola, D.A.
Powiązania:
https://bibliotekanauki.pl/articles/2199723.pdf
Data publikacji:
2012-12-20
Wydawca:
Instytut Hodowli i Aklimatyzacji Roślin
Tematy:
probit modelling
storage life
seed quality
seed viability
seedling vigour
Opis:
Successful crop production depends initially on the availability of high-quality seed. Seed viability and vigour of four kenaf varieties during storage were investigated. Seeds of each variety were packed inside thick polythene bags and kept in Seed Stores under ambient conditions in two storage locations (Federal University of Agriculture, Abeokuta (FUNAAB) (29.8°C, 59.10 RH%) and Institute of Agricultural Research and Train- ing, Ibadan (27.5°C, 64.68 RH%) for 240 days (8 months).  Seeds were sampled during storage at 0, 60, 120, 180 and 240 days and tested for seed viability and seedling vigour index. Data collected on seed viability and seedling vigour were analyzed using ANOVA, mean separation using Duncan Multiple Range Test at 5% probability level and PROBIT analysis. The results showed differential responses in the two quality traits due to differences in storage location and varieties. Ibadan storage location provided more favourable conditions for higher seed quality compared to Abeokuta location while Ifeken 400 and Tianung had the best storage potential. The study showed that under ambient humid tropical conditions, storage period should not exceed 180 days (6 months) in order to maintain higher physiological quality with little or no cost. The PROBIT result revealed that the highest seed shelf life (longevity) of kenaf seeds of 8 to 9 months was derived for seeds of Ifeken 400 and Tianung stored in Ibadan and Abeokuta. The shortest shelf life of 6 months was esti- mated for Ifeken 100 stored in both locations.  
Źródło:
Plant Breeding and Seed Science; 2012, 67; 75-86
1429-3862
2083-599X
Pojawia się w:
Plant Breeding and Seed Science
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Wheat seedlings as affected by Mg(NO3)2 and ZnSO4 priming treatments
Autorzy:
Singhal, Rajesh Kumar
Bose, Bandana
Powiązania:
https://bibliotekanauki.pl/articles/1030251.pdf
Data publikacji:
2020
Wydawca:
Przedsiębiorstwo Wydawnictw Naukowych Darwin / Scientific Publishing House DARWIN
Tematy:
Mean germination time
Seed priming
Seedling vigour
Soluble and insoluble sugar content
Triticum aestivum
α-amylase activity
Opis:
Seed is the most crucial and prime input in agriculture, and the seed must be of high quality. Seed priming is one of the reliable and cost-effective strategies to enhance seed germination and seedling establishment in crops. This study was conducted to determine the effects of seed priming with Mg(NO3)2 (S1) and ZnSO4 (S2) in two wheat (Triticum aestivum L.) varieties (HUW-468 and HUW-510) on germination and seedling growth. Varied levels of Mg(NO3)2 and ZnSO4 from C0 to C11 were used for the present study and number of seed germinated, seedling establishment and biochemical parameters were recorded. From the study of germination %, mean germination time (MGT), mean germination rate (MGR), coefficient of velocity of germination (CVG), germination rate index (GRI) (% / day), germination index (GI), seedling vigor (SV), shoot, root and seedling length, α-amylase activity, soluble and insoluble sugar content and protein content, it was revealed that 7.5 mM of Mg(NO3)2 and 0.05 mM of ZnSO4 were the best treatments in improving seedling establishment, performance and biochemical status of wheat seed. Further, this analysis also reveals a strong correlation between the seedling establishment and the activity of -amylase and protein content.
Źródło:
World Scientific News; 2020, 144; 13-29
2392-2192
Pojawia się w:
World Scientific News
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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