References
- Chopra , S L and Kanwar , T S . 1978 . Analytical agricultural chemistry , 170 – 171 . New Delhi , , (India) : Kalyani Publishers .
- Gangwar , B and Katyal , V . 2001 . Productivity, stability and profitability of rice based crop sequences in West Bengal and Orissa . Indian J Agron , 46 ( 3 ) : 387 – 394 .
- Jackson , M L . 1973 . Soil chemical analysis , 2nd ed , New Delhi , , (India) : Prentice Hall .
- Khanda , C M , Mandal , B K and Garnayak , L M . 2005 . Effect of integrated nutrient management on nutrient uptake and yield of component crops in rice based cropping systems . Indian J Agron , 50 ( 1 ) : 1 – 5 .
- Kumar , A and Yadav , D S . 1995 . Use of organic manures and fertilizers in rice-wheat cropping system for sustainability . Indian J Agron , 65 ( 10 ) : 703 – 707 .
- Masthan , S C , Reddy , S N , Kumar , B V and Mohammad , S . 1999 . Rational use of phosphorus on seed yield, nutrient composition and uptake in rice–rapeseed–greengram crop sequence . Indian J Agron , 44 ( 1 ) : 16 – 20 .
- Mishra , M , Mishra , S N and Patra , J . 2000 . Effect of depth of planting and mulching on rainfed turmeric . Indian J Agron , 45 ( 3 ) : 210 – 213 .
- Mishra , V K and Sharma , R B . 1997 . Effect of fertilizer alone and in combination with manures on physical properties and productivity of entisol under rice-based cropping systems . J Indian Soc Soil Sci , 45 ( 1 ) : 84 – 88 .
- Mitra , B , Bose , P , Mandal , B K and Hansda , S K . 2005 . Consumptive use, WUE and moisture extraction pattern by rapeseed and greengram as influenced by fertility levels and straw mulch . Indian J Environ Ecoplan , 10 ( 3 ) : 679 – 682 .
- Mitra , B and Mandal , B K . 2009 . Residual effect of fertility levels and straw mulch on growth and yield of rice . Environ Ecol , 27 ( 4B ) : 1943 – 1946 .
- Patra , T and Maity , S . 2004 . Effect of manuring on growth and yield of different varieties of Brassica spp . Environ Ecol , 22 ( Suppl 2 ) : 155 – 158 .
- Piper , C S . 1950 . Soil and plant analysis , New York : Interscience .
- Rautaray , S K . 2005 . Effect of mulching on yield and economics of rainfed rice based cropping sequences in lower Assam . Indian J Agron , 50 ( 1 ) : 13 – 15 .
- Sharma , M P , Bali , S V and Gupta , D K . 2000 . Crop yield and properties of Inceptisol as influenced by residue management under rice–wheat cropping sequences . J Indian Soc Soil Sci , 48 ( 3 ) : 506 – 509 .
- Sharma , U C and Tripathy , A K . 1999 . Phosphate management in rice-mustard cropping system on acid soil of Nagaland . J Indian Soc Soil Sci , 47 ( 4 ) : 733 – 739 .
- Subbiah , B V and Asija , G L . 1956 . A rapid procedure for determination of available nitrogen in soils . Curr Sci , 25 : 259 – 260 .
- Swarup , A and Yaduvanshi , N PS . 2000 . Effect of integrated nutrient management on soil properties and yield of rice in alkali soils . J Indian Soc Soil Sci , 48 ( 2 ) : 279 – 282 .