Influence of corn (Zea mays L.) inbred lines seed processing on their damage

Manipulation of corn seed from harvest throughout processing to disinfections is associated with seed damage. Such damage causes lower germination and germination energy. Seed damage, especially in the embryo and crown, are factors that decrease germination, especially under low temperatures. Also,...

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Main Authors: B. Šimić, S. Popović, M. Tucak
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2004-04-01
Series:Plant, Soil and Environment
Subjects:
Online Access:https://pse.agriculturejournals.cz/artkey/pse-200404-0003_influence-of-corn-zea-mays-l-inbred-lines-seed-processing-on-their-damage.php
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author B. Šimić
S. Popović
M. Tucak
author_facet B. Šimić
S. Popović
M. Tucak
author_sort B. Šimić
collection DOAJ
description Manipulation of corn seed from harvest throughout processing to disinfections is associated with seed damage. Such damage causes lower germination and germination energy. Seed damage, especially in the embryo and crown, are factors that decrease germination, especially under low temperatures. Also, damaged seed is inclined to infections by soil pathogens (Aspergillus, Pythium, Penicillium), causing seed and germ rotting. In some cases, plant density is seriously reduced by infestations so that resowing is required. Seed of five corn-inbred lines differing in form and type (A: shallow and round form of the dent type MO-17, Os6-2; B: deep and uniform of the semi-flint type B-73, Os84-28 and Os87-24) were tested for their quantity and damaged spots (crown, germ, back side and belly side). Seed damage following the manipulations ranged as follows: from 3.8 to 7.2% (harvest), from 36.2 to 52.8% (husking) and from 38.4 to 54.0% (the end of processing). Also, damage of different parts of seed following their processing was as follows: from 17.8 to 29.2% (crown), from 4.1 to 6.7% (germ), from 6.3 to 9.8% (back side) and from 5.7 to 8.3% (belly side). High negative correlation (from r = -0.620 to r = -0.960) between damage of seed and seed quality (germination energy, germination) and high positive correlation between germination energy and germination were found over the investigated years and for both lines.
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spelling doaj.art-107a1abe3c744734a6feec072362f0322023-02-23T03:44:59ZengCzech Academy of Agricultural SciencesPlant, Soil and Environment1214-11781805-93682004-04-0150415716110.17221/4076-PSEpse-200404-0003Influence of corn (Zea mays L.) inbred lines seed processing on their damageB. Šimić0S. Popović1M. Tucak2Agricultural Institute, Osijek, CroatiaAgricultural Institute, Osijek, CroatiaAgricultural Institute, Osijek, CroatiaManipulation of corn seed from harvest throughout processing to disinfections is associated with seed damage. Such damage causes lower germination and germination energy. Seed damage, especially in the embryo and crown, are factors that decrease germination, especially under low temperatures. Also, damaged seed is inclined to infections by soil pathogens (Aspergillus, Pythium, Penicillium), causing seed and germ rotting. In some cases, plant density is seriously reduced by infestations so that resowing is required. Seed of five corn-inbred lines differing in form and type (A: shallow and round form of the dent type MO-17, Os6-2; B: deep and uniform of the semi-flint type B-73, Os84-28 and Os87-24) were tested for their quantity and damaged spots (crown, germ, back side and belly side). Seed damage following the manipulations ranged as follows: from 3.8 to 7.2% (harvest), from 36.2 to 52.8% (husking) and from 38.4 to 54.0% (the end of processing). Also, damage of different parts of seed following their processing was as follows: from 17.8 to 29.2% (crown), from 4.1 to 6.7% (germ), from 6.3 to 9.8% (back side) and from 5.7 to 8.3% (belly side). High negative correlation (from r = -0.620 to r = -0.960) between damage of seed and seed quality (germination energy, germination) and high positive correlation between germination energy and germination were found over the investigated years and for both lines.https://pse.agriculturejournals.cz/artkey/pse-200404-0003_influence-of-corn-zea-mays-l-inbred-lines-seed-processing-on-their-damage.phpcorn linesseed processingstructure of seeddamage of seed
spellingShingle B. Šimić
S. Popović
M. Tucak
Influence of corn (Zea mays L.) inbred lines seed processing on their damage
Plant, Soil and Environment
corn lines
seed processing
structure of seed
damage of seed
title Influence of corn (Zea mays L.) inbred lines seed processing on their damage
title_full Influence of corn (Zea mays L.) inbred lines seed processing on their damage
title_fullStr Influence of corn (Zea mays L.) inbred lines seed processing on their damage
title_full_unstemmed Influence of corn (Zea mays L.) inbred lines seed processing on their damage
title_short Influence of corn (Zea mays L.) inbred lines seed processing on their damage
title_sort influence of corn zea mays l inbred lines seed processing on their damage
topic corn lines
seed processing
structure of seed
damage of seed
url https://pse.agriculturejournals.cz/artkey/pse-200404-0003_influence-of-corn-zea-mays-l-inbred-lines-seed-processing-on-their-damage.php
work_keys_str_mv AT bsimic influenceofcornzeamayslinbredlinesseedprocessingontheirdamage
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