生育调节指人们利用经济、行政、法律、医学等手段对生育行为的干预和调节。
讨论它对生育调节和预防感染的一般正确性，优势和可行性。
Its general correctness, advantages and feasibility for fertility regulation and prevention of infection are discussed.
随着体重增加，继而胰岛素水平上升，脑垂体释放更多调节生育的促黄体激素。
As insulin levels rise with weight gain, the pituitary releases ever higher levels of the fertility-regulating luteinizing hormone.
另一方面力求改进栽培技术、调节水稻生育期，恶化螟虫的生活条件，避免或减轻螟害。
Moreover, it is important also to improve cultural practices, regulate the growth stage of rice and deteriorate the living conditions of the paddy borer in order to avoid or reduce borer injury.
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