If it is around 4 hours must be impossible, because of the rain beat brassinolide after words, crops and not in just a few hours to complete absorption of drug, the efficacy of the play is certainly influential. As for whether to whack, we consider this problem to be considered for the acceptance of the crop products, for brassinolide, it belongs to the safe and efficient regulator products, have adverse effect on crop does not of itself, so there is no adverse effects, retype so, can fill the application of brassinolide to enhance the effect of the rain stopped after.
