Effect of Spray Optimus Plus on Concentration of Medically Active Compounds Gossypetine, Protocatechunic and Yield Sepal Leaves on Roselle Plant

الملخص

      A field experiment was conducted at Hussainyah Province of Karbala /Iraq to study the effect of the concentration of medically active compounds and yield sepal leaves on Roselle plant. The experiment included studying two factors. First factor included concentrations nano organic fertilizer (Optimus plus), which are (0, 1, 2 and 3) ml L^-1. the second factor included three spraying dates of the nano organic fertilizer (Optimus Plus), which is (spraying after a month of planting, spraying after two months of planting, and spraying after three months of planting). The experiment was designed as RCBD.  The result showed the following points: Spray date fertilizer S3 has significant effect on the concentration of medically active compounds Gossypetine, Protocatechunic and yield  Sepal leaves on Roselle plant. The effect of a concentration of (3 ml  L-1) was significant in increasing the concentration of medically active compounds Gossypetine, and yield  Sepal leaves on Roselle plant.