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试验表明，父本肥床旱育稀植技术发苗快，成穗率高，颖花数多，有利于各期父本的协调生，培养父本大穗，延长供粉时间。
Experiments show that the male sterile bed of seedling cultivation techniques of rapid development of seedling spikes, spike rate, spike number is more conducive to the coordination of the male parent of each period, raising male spike, to extend the time for powder.