Agus Iswanriyanto

Growth and Yield Response of Shallots (Allium cepa L.) on Sandy Soil Using Several Soil Ameliorant Compositions

Dewi Juliana, Uswatun Nurjanah, Marlin Marlin, Nanik Setyowati & Agus Iswanriyanto · Asian Journal of Agricultural and Horticultural Research · 2026

This study aims to determine the best soil ameliorant composition that can improve the growth and yield of shallots (Allium cepa L.) in sandy soil, as well as to evaluate the effectiveness of weed and chicken manure ameliorant on the growth and yield of shallots. This study was c...