Study on culturing Trichodema mutants

Trichodema mutants strains T5, T0803, T1010, T1003were cultured in different conditions and media, also in the presence of fungicides at 40 mg/kg (CK or procymidone+chlorothalonil, or maneb or phosethyl-Al). The pH values of media were 5, 6, 7 and 8 and hyphae were grown at temperatures of 15, 20, 2...

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Main Authors: CHEN Jian-ai, WANG Wei-ming
Format: Article
Language:English
Published: Zhejiang University Press 2004-07-01
Series:浙江大学学报. 农业与生命科学版
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Online Access:https://www.academax.com/doi/10.3785/1008-9209.2004.04.0443
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author CHEN Jian-ai
WANG Wei-ming
author_facet CHEN Jian-ai
WANG Wei-ming
author_sort CHEN Jian-ai
collection DOAJ
description Trichodema mutants strains T5, T0803, T1010, T1003were cultured in different conditions and media, also in the presence of fungicides at 40 mg/kg (CK or procymidone+chlorothalonil, or maneb or phosethyl-Al). The pH values of media were 5, 6, 7 and 8 and hyphae were grown at temperatures of 15, 20, 25 and 30 ℃. After being cultured for 3, 4, 5, or 6 days, the strains were transferred at a lower temperature to sporulate (20 ℃). Obtained data were analyzed statistically, with the orthogonal array and ranges (R) differing dependes on the treatments (R=40.0,42.4, 48.0, 62.8, 107.0). The results indicated that the most important factor was the nature of the strain (R=107.0), while the change in temperature and time of cultivation produced the lowest effect (R=40.0). Each factor variance was significant and A<sub>3</sub>B<sub>4</sub>C<sub>2</sub>D<sub>1</sub>E<sub>3</sub> was the optimum combined condition, in which strain T1010 grew more quickly and sporulated most.
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record_format Article
series 浙江大学学报. 农业与生命科学版
spelling doaj-art-bb92bd3e7dd74a24b155a5e044f409f02025-08-01T05:39:12ZengZhejiang University Press浙江大学学报. 农业与生命科学版1008-92092097-51552004-07-013044344310.3785/1008-9209.2004.04.044310089209Study on culturing Trichodema mutantsCHEN Jian-aiWANG Wei-mingTrichodema mutants strains T5, T0803, T1010, T1003were cultured in different conditions and media, also in the presence of fungicides at 40 mg/kg (CK or procymidone+chlorothalonil, or maneb or phosethyl-Al). The pH values of media were 5, 6, 7 and 8 and hyphae were grown at temperatures of 15, 20, 25 and 30 ℃. After being cultured for 3, 4, 5, or 6 days, the strains were transferred at a lower temperature to sporulate (20 ℃). Obtained data were analyzed statistically, with the orthogonal array and ranges (R) differing dependes on the treatments (R=40.0,42.4, 48.0, 62.8, 107.0). The results indicated that the most important factor was the nature of the strain (R=107.0), while the change in temperature and time of cultivation produced the lowest effect (R=40.0). Each factor variance was significant and A<sub>3</sub>B<sub>4</sub>C<sub>2</sub>D<sub>1</sub>E<sub>3</sub> was the optimum combined condition, in which strain T1010 grew more quickly and sporulated most.https://www.academax.com/doi/10.3785/1008-9209.2004.04.0443<italic>Trichoderma</italic>growingcondition
spellingShingle CHEN Jian-ai
WANG Wei-ming
Study on culturing Trichodema mutants
浙江大学学报. 农业与生命科学版
<italic>Trichoderma</italic>
growing
condition
title Study on culturing Trichodema mutants
title_full Study on culturing Trichodema mutants
title_fullStr Study on culturing Trichodema mutants
title_full_unstemmed Study on culturing Trichodema mutants
title_short Study on culturing Trichodema mutants
title_sort study on culturing trichodema mutants
topic <italic>Trichoderma</italic>
growing
condition
url https://www.academax.com/doi/10.3785/1008-9209.2004.04.0443
work_keys_str_mv AT chenjianai studyonculturingtrichodemamutants
AT wangweiming studyonculturingtrichodemamutants