Efektivitas Dosis Serbuk Daun Kenikir terhadap Pengendalian Nematoda Sista Kuning pada Tanaman Tomat

Abstract

Globodera rostochiensis is one of nematode which can cause damage at tomato plant. One of the ways in controlling this pest is by using nematisida from marigolds leaf powder. This research is aimed to determine the dose which of can control Globodera rostochiensis. The research uses one direction on of RAL is the dose of marigolds leaf powder  0 g/ 2 kg ground, 25 g/ 2 kg ground, 50 g/ 2 kg ground, 75 g/2 kg ground dan 100 g/ 2 kg ground. The research uses 5 repeted treatments for 4 times so that there are 20 total treatments by using 50 cyst of Globodera rostochiensis for each treatment. Data were analyzed by using ANOVA (Analyze of varian). The results showed that the dose of marigolds leaf powder effective to Globodera rostochiensis at the dose 100 g/ 2 kg ground with controlling 62,7%.