यो Book आफ्नो भाषा मा अवस्थित छैन, हेर्नुहोस्: English (en),
अथवा गुगल अनुवाद प्रयोग:  

This booklet is intended as a guide to the field recognition of cowpea pests and disease for use by agricultural research and extension staff and cowpea producers.

Publication Details

  • Publisher: International Institute of Tropical Agriculture,
  • Dewey Decimal: 633.33
  • ECHO Library: 633.33 SIN

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