一、撒施多效唑 在水稻插秧后5～7天,667平方米用多效唑80～100克,加细干土20公斤,拌匀后均匀撒施于田间水层,也可以与追肥及除草剂充分混匀后施用。这样可以使植株矮化,茎秆坚韧,提高其抗倒伏性。 二、增施磷钾肥 幼穗分化到抽穗期是水稻一生中吸收养分最多的时期,约占吸收总量的50％左右,尤其对磷 First, the spread of paclobutrazol 5 to 7 days after rice transplanting, 667 square meters with paclobutrazol 80 to 100 grams, plus fine dry soil 20 kg, mix evenly spread in the field of water, but also with the top dressing and herbicides sufficient Apply after mixing. This will make plants dwarfing, stalks tough, improve its lodging resistance. Second, the application of phosphorus and potassium fertilizer Spikelet differentiation to the heading stage of rice is the most nutrient-absorbing period, accounting for about 50% of the total absorption, especially for phosphorus