THE USE OF AZADIRACHTA INDICA EXTRACT TO DECREASE OF ALTERNARIA PORRI DISEASE ON ONION
| Autor: | Loso Winarto, Novia Chairuman |
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| Jazyk: | indonéština |
| Rok vydání: | 2013 |
| Předmět: | |
| Zdroj: | Jurnal Pertanian Agros, Vol 15, Iss 1, Pp 103-110 (2013) |
| ISSN: | 2528-1488 1411-0172 |
| Popis: | Purple spot caused by Alternaria porri a major disease in the onion crop in the world. The disease is also widespread in the onion crop in Indonesia. This research aim was to know the effect of mimba leaf (Azadirachta indica) extract concentration to decrease of Alternaria porri on onion (Allium ascalonicum L).This research conducted at Research Garden of the Center of Agricultural Technology Assessment of North Sumatra Province, from October 2010 until January 2011.The research used non factorial Block Randomized Design (BRD) and four replications.The treatment consisted of six levels of Azadirachta indica which is dissolved in one litre of water each treatment. The number of replication are four each treatment. Treatment applied were 0 g plot-1 (control); 100 g plot-1; ; 150 g plot-1 ; 200 g plot-1 ; 250 g plot-1 ; 300 g plot-1 . The results showed that mimba leaf extract significantly affect the intensity of the purple spot disease and onion production. |
| Databáze: | OpenAIRE |
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