Mustard aphid (Lipaphis erysimi Kalt) incidence in raya in relation to crop phenology and growing degree-days

• L.K. DHALIWAL,
• S. S. HUNDAL,
• J. S. KULAR,
• ANAND ANEJA,
• SARABJOT KAUR CHAHAL

Affiliations

L.K. DHALIWAL

Department of Agronomy and Agrometeorology, Punjab Agricultural University, Ludhiana-141004, Punjab

S. S. HUNDAL

Department of Agronomy and Agrometeorology, Punjab Agricultural University, Ludhiana-141004, Punjab

J. S. KULAR

Department of Plant Breeding, Genetics & Biotechnology, Punjab Agricultural University, Ludhiana-141004, Punjab

ANAND ANEJA

Department of Agronomy and Agrometeorology, Punjab Agricultural University, Ludhiana-141004, Punjab

SARABJOT KAUR CHAHAL

Department of Agronomy and Agrometeorology, Punjab Agricultural University, Ludhiana-141004, Punjab