This paper report, on some important problems about the artificial breeding of Macrocentrus linearis (Nees).

文本报道了人工繁殖玉米螟长距茧蜂的几个重要问题。

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Studies on Macrocentrus linearis, including its biology, natural parasitic rate and the field control effect on Ostrinia furnacalis are reviewed in this paper.

本文综述了对螟虫长距茧蜂的研究概况，包括该寄生蜂的主要生物学习性、对玉米螟自然寄生率及田间防治玉米螟效果等。

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Studies on Macrocentrus linearis, including its biology, natural parasitic rate and the field control effect on Ostrinia furnacalis are reviewed in this paper.

本文综述了对螟虫长距茧蜂的研究概况，包括该寄生蜂的主要生物学习性、对玉米螟自然寄生率及田间防治玉米螟效果等。

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