PLANT GROWTH REGULATOR FOR INCREASING HARVEST RATE, METHOD FOR GROWING A PLANT, METHOD FOR INCREASING THE NUMBER OF SEEDS AND / OR FLOWERS, METHOD FOR INCREASING THE NUMBER OF BUTTONS AND A PLANT / HUT PLANTS .
A plant growth regulator containing glutathione allows increasing harvest index. This provides a technique for specifying a control factor for a plant, thereby effectively controlling germination, growth, anthesis etc. of the plant.