This article Citation:

A.N. Tewari, A.K. Tripathi, Sanjay Singh and A.K. Batham. 2008. Weed management in field pea with special reference to wild safflower . Indian Journal of Weed Science : 40( ) 140- 143.







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Volume Issue Publication year Page No Type of article
40 2008 140-143 Full length articles
Weed management in field pea with special reference to wild safflower

A.N. Tewari, A.K. Tripathi, Sanjay Singh and A.K. Batham

DOI: IJWS-2008-40-3&4 Supplymentary-4

Email: ant_kanpur@rediffmail.com
Address: Department of Agronomy, CSAUniversity of Agriculture and Technology, Kanpur (Uttar Pradesh)

Keywords:

Carthamus oxyacantha, Weed control efficiency, Field pea

 



Abstract:

Field investigations were carried out for three consecutive rabi seasons (2001-04) on farmers’ field at Bariapur village of Jalaun district in Uttar Pradesh to develop effective weed management technology in field pea involving cultural and chemical measures for managing weed problem especially menace of Carthamus oxyacantha. Results revealed that metribuzin (175 g/ha) as preemergence followed by metribuzin (87.5g /ha) as post-emergence (after first irrigation) demonstrated satisfactory the mortality of C. oxycantha and other associated weeds with an overall weed control efficiency of 72.0% resulting in increased grain yield by 56.8% and greater net monetary returns (Rs 7140 /ha) with higher B:C ratio (5.49) over unweeded. Cross or bidirectional sowing reduced dry weight of weeds to the extent of 1 1% only and failed to incr ease grain yield significantly. Use of five tined hoe caused weed mor tality to the extent of 18-24% resulting in increased grain yield to the extent of 16-17%.





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