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在南繁采种甜菜主分布区的我国黄淮地区,种株孕蕾开花的春末夏初正值该区初夏干旱和干热风易发季节,严重阻碍种株花实形成、籽粒充实,使产量、质量明显下降。其防御对策主要有:综合农技措施增强植株自身的抗逆能力;花期适时灌溉,一般于孕蕾始期重灌一次,偏旱年型还应在盛花期增灌1~2次;喷洒药剂,如石油助长剂、草木灰、磷酸二氢钾、抗旱1号等
In Huanghuai region of China, where species of sugar beet is mainly distributed, the end of spring and early summer of the species blooming in the early summer of this year coincided with the prone season of dry and hot winds in the early summer of this area, which seriously hindered the formation of flower species and seed filling, , The quality dropped significantly. The defensive measures are: comprehensive agronomic measures to enhance their resilience plants; flowering timely irrigation, usually during the first re-infancy of pregnancy buds, drought type should also be in the full bloom flowering 1 or 2 times; spraying agents, Such as petroleum boosters, ash, potassium dihydrogen phosphate, drought and so on