Uji Beberapa Dosis Biofungisida Berbahan AktifTrichoderma Koningii Rifaii Ter…

The research aims to obtain the best dose of biofungicide containing Trichoderma koningii Rifaii. to increase the resistance of tomatoes plants to virus complex and to study it’s effect on the growth and yield of tomatoes plants. This research has been conducted at the Laboratory of Plant Pathology and Experimental Field Screen House, Faculty of Agriculture, University of Riau for five months…