Abstract
The Riau Main island long way known has a unique geographic location and minerals contains in its soils. To help in selecting the best varieties that can help to sustain the food security plan in Riau main island is the aims of this study. Corn is a one of the local food that support the coastal and highland community in Riau and Sumatera Islands. Therefore corn was selected to be the object of this study. This experiment was conducted experimentally using a complete randomized environmental design and the treatment design with eight varieties of sweet corns. Data analysis uses Sidik variety and Duncan 5 % distance tes. The parameter observed is sweet corn which deals with the weight of cobs with cornhusk, the weight of cobs without cornhusk, the length of cobs without cornhusk and the sugar content of the seeds. The result shows that the best varieties are Sweet boy, sweet lady and bonanza.
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