廖内河本地真菌分离株对栽培植物病原菌的拮抗试验

Nia Safitri, A. Martina, R. Roza
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引用次数: 1

摘要

农作物是一种经常受到病原体真菌攻击的植物,导致植物数量减少和生产。用外来真菌进行生物控制是抑制植物病原体生长的最有效、最环保的方法之一。本研究的目的是测试廖内一种当地一种真菌与几种病原体的对抗性活动。对抗性测试是在体外进行的,采用两种文化方法,使用当地廖内15种异位真菌对氧孢子f。利科西奇、菲利比玛、博尼纳斯、里吉多波特斯、小石城和文柜。研究表明,sp. PNE 4具有最高游离性和C1与isolat LLB07之间的对抗性活动,只在抑制病原体生长方面具有高对抗性活动。PNE 4具有抑制F.氧孢子菌丝生长85.30%、G. philippi(100%)、G. boninense(100%)和C. sanseviler(100%)的能力。C1只会抑制R. Microporus(50.39%)和Isolat LLB07抑制G. philippi(52 . 20%)。PNE 4是一种被选为打手真菌的测试蘑菇,它有一个抑制因子>70%。被一种以人口和农作物为基础的繁殖真菌经常受到感染。生物控制与对立真菌是植物病原生长最有效和最环保的方法之一。这项研究是对廖内真菌的局部异构体活性的研究,该菌丝对几种病原真菌进行了研究。测试对象是由两种不同文化的方法在体外表现,使用了15种当地反氧孢子氧f。sp。利科西奇、菲利皮亚、G. boninense、Rigidoporus microporus和Colletotrichum sansevivieux。最新的结果显示,四种孤立的显示是C1和LLB07等异动支持fungal pathogen的生长。三choderma sp. PNE 4脱氧核糖核酸生长因子F. oxysplium (85.30%), G. philippi (100%), G. boninense(100%)和C. sanseviadil(100%)。C1只合成R. 39%和LLB07隔离抑制G. philippi(58.20%)。闻起来像虾。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
ANTAGONISTIC TEST OF RIAU LOCAL FUNGAL ISOLATES AGAINST SOME PATHOGENIC IN CULTIVATED PLANTS
Tanaman budi daya merupakan tanaman yang sering diserang oleh cendawan pathogen, sehingga mengakibatkan penurunan populasi dan produksi tanaman. Pengendalian hayati dengan cendawan antagonis merupakan salah satu metode yang paling efektif dan lebih ramah lingkungan dalam menekan pertumbuhan patogen tanaman. Penelitian ini bertujuan untuk menguji aktivitas antagonis cendawan isolat lokal Riau terhadap beberapa cendawan patogen pada tanaman budi daya. Uji antagonis dilakukan secara in vitro dengan metode dual culture menggunakan lima belas cendawan isolat lokal Riau terhadap Fusarium oxysporum f.sp. lycopersici, Ganoderma philippii, G. boninense, Rigidoporus microporus dan Colletotrichum sansevieria. Hasil penelitian menunjukkan bahwa Trichoderma sp. PNE 4 memiliki aktivitas antagonis tertinggi dan isolat FER C1 serta isolat LLB07 hanya memiliki aktivitas antagonis yang tinggi dalam menekan pertumbuhan cendawan patogen. Trichoderma sp. PNE 4 mampu menghambat pertumbuhan miselium F. oxysporum sebesar 85,30%, G. Philippii (100%), G. boninense (100%), dan C. sansevieria (100%). Isolat FER C1 hanya menghambat R. Microporus (50,39%) dan isolat LLB07 menghambat G. philippii (52,20%). Trichoderma sp. PNE 4 merupakan cendawan uji yang terpilih sebagai cendawan antagonis, karena memiliki kemampuan daya hambat  >70%.Abstract Cultivated plants are often attacked by pathogenic fungi resulting in a decline of population and crop production. Biocontrol with antagonistic fungi is one of the most effective and environmentally friendly methods in suppressing the growth of plant pathogens. This study aims to examine the antagonistic activity of local isolates fungi Riau against some pathogenic fungi on cultivated plants. The antagonistic test was performed in vitro by dual culture method using fifteen local isolates fungal Riau against Fusarium oxysporum f.sp. lycopersici, Ganoderma philippii, G. boninense, Rigidoporus microporus and Colletotrichum sansevieria. The results showed that Trichoderma sp. PNE 4 isolate exhibited highest activites and  FER C1 and LLB07 isolates exhibited high activities suppressed the growth of the fungal pathogen. Trichoderma sp. PNE 4 isolate inhibited mycelial growth F. oxysporum (85.30%), G. philippii (100%), G. boninense (100%) and C. sansevieria (100%). FER C1 isolate only inhibited R. microporus (50.39%), and LLB07 isolate inhibited G. philippii (52.20%). Trichoderma sp. PNE 4 isolate is test isolates as fungal antagonistic.
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