CD Skripsi
Uji Beberapa Konsentrasi Tepung Daun Babadotan (Ageratum Conyzoides L.) Untuk Mengendalikan Hama Kumbang Biji Kacang Hijau (Callosobruchus Chinensis L.) Di Penyimpanan
Callosobruchus chinensis L. is a pest that can damage and reduce the quality of mung bean seeds in storage. Pest control can be done using botanical insecticide babadotan plants (Ageratum conyzoidez L.). The aim of this research was to get a effective concentration of babadotan leaf flour against of C. chinensis in the storage. The research was conducted at the Plant Pest Laboratory, Faculty of Agriculture, University of Riau. The research used a completely randomized design (CRD) with six treatments and four replications. The treatments given were several concentrations of babadotan leaf flour 5 g.100 g-1, 6 g.100 g-1, 7 g.100 g-1, 8 g.100 g-1, 9 g.100 g-1 dan 10 g.100 g-1 mung bean seeds. The parameters observed were initial time of death, Lethal time 50, daily mortality, total mortality, individual increase and weight loss of seeds. The results showed that the concentration of babadotan leaf flour 9 g.100 g-1 mung bean seeds was an effective for controlling C. chinensis because it could cause a total mortality at 87.50% with an initial time of death of 7.50 hours after application and Lethal time 50 of 33.75 hours after application and resulted in an increase of 5.50 individuals and was able to cause a weight loss percentage of mung beans seeds by 0,70%.
Keywords: Botanical insecticides, babadotan leaf (Ageratum conyzoides L.),
Callosobruchus chinensis L.
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