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Studies on screening techniques for resistance in cultivars of some Brassica species against the mustard aphid, Lipaphis erysimi (Kaltenbach)

By: Material type: TextTextPublication details: Ludhiana PAU 1989Edition: EntomologyDescription: 83, 4LSubject(s): DDC classification:
  • T 633.83 K55S
Summary: Screen house results on optimum aphid population revealed 10 and 15 apterae per plant to be the most optimum aphid population for screening Brassica cultivars at cotyledonary and two-leaf stage, respectively. Plant density did not influence the survival p
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Screen house results on optimum aphid population revealed 10 and 15 apterae per plant to be the most optimum aphid population for screening Brassica cultivars at cotyledonary and two-leaf stage, respectively. Plant density did not influence the survival p

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