Rice at heading stage is highly sensitive to persistent organic pollutants.High 1,2,4-trichlorobenzene (TCB) can affect ......

在杂交水稻抽穗１０％、５０％和８０％时，喷施浓度为１００ｍｇ／ｋｇ，花信灵１－２次，能延缓功能，叶衰老，、增加粒重，获得显著的增产效果。......