Rice-wheat cropping system: assessment of sustainability under green manuring and chemical fertilizer inputs

Author: Yadav R.L.   Dwivedi B.S.   Pandey P.S.  

Publisher: Elsevier

ISSN: 0378-4290

Source: Field Crops Research, Vol.65, Iss.1, 2000-02, pp. : 15-30

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Abstract