“studies on rapeseed-french bean intercropping system as influenced by irrigation regimes”
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Synopsis Seminar
Presented by: Jagat Bahadur Debbarma
M.Sc (agri.) 2011-AMJ-27
Assam Agricultural University
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Title Of the research programme
“Studies on Rapeseed-french bean intercropping system as influenced by
irrigation regimes”
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OBJECTIVES
To find out suitable/feasible inter-cropping system under availability of irrigation facilities.
To study the effect of irrigation regimes on the performance of inter-cropping system.
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Treatments
A. Inter-cropping systems:
1. Sole crop French bean (S1).
2. Sole crop rapeseed (S2).
3. Rapeseed + French Bean in 4:1 ratio (S3).
4. French Bean + Rapeseed in 4 :1 ratio (S4).
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Continue…
B. Irrigation regimes:1. Rainfed (I1).
2. Irrigation at flower initiation stage (I2).
3. Irrigation at pod formation stage (I3).
4. Irrigation at flower initiation, pod formation and pod development stages (I4).
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Treatment combination Total treatments= 16
T1: I1S1 T9: I3S1
T2: I1S2 T10: I3S2
T3: I1S3 T11: I3S3
T4: I1S4 T12: I3S4 T5: I2S1 T13: I4S1
T6: I2S2 T14: I4S2
T7: I2S3 T15: I4S3
T8: I2S4 T16: I4S4
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Lay-out of the field
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T1 T9 T16 T1 T12 T2
T2 T10
T14 T3 T10 T4
T3 T11 T12 T5 T8 T6
T4 T12 T10 T7 T15 T14
T5 T13 T8 T9 T1 T11
T6 T14 T6 T11 T3 T7
T7 T15 T4 T13 T5 T13
T8 T16 T2 T15 T9 T16
30 m
31 m
1.5m
1m
3m
4m 1m
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Experimental DetailsTotal treatment combinations = 16No. of replications = 3Design to be followed = Split-plot designMain plot = Irrigation regimesSub- plot = Inter-cropping system
Plot size: a) Main plot = 7m x 9m= 63m
2 b) Sub-plot = 3m x 4m= 12m
2
Crop varieties: Spacinga) Rapeseed: TS-36/TS-38 30 cm (R-R)b) French bean: Contender/ Pusa Parvaty 45 x 30 cm
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Fertilizer application:
Recommended doses of fertilizers for the respective base crops - Rapeseed and French bean will be followed-
1. Rapeseed= 40:35:15:: N: P2O5: K2O kg/ha
2. French bean= 30:40:20:: N: P2O5: K2O kg/ha
Along with FYM@ 5t/ha.
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Cost of cultivation
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Sl. No.
Inputs/ Operations Unit / quantity Total cost (Rs.)
1. Land preparation (Ploughing, harrowing and levelling) with tractor
1 ploughing+2 harrowing
1,700.00
2. Final land preparation and Layout 20 units @ Rs. 114 2,280.003. Fertilizer cost
Urea @ Rs. 9/kg 25kg @ Rs. 9 225.00SSP @ Rs. 9.5/kg 60 kg @ Rs.9.5 570.00MOP @ Rs. 9/kg Cow dung 100 c.f.t
15kg @ Rs. 9Rs 26/c.f.t
90.002600.00
4. Fertilizer application 4 units @ Rs.114 456.005. Cost of seed 3kg@ Rs 60+13kg@
Rs 801200.00
6. Sowing of seed 10 units @ Rs. 114 1,140.007. Intercultural operation 10 units @ Rs. 114 1,140.008. Cost of insecticide and its application - 1,500.009. Harvesting and transportation 15 units @ Rs. 114 1,700.00
10. Threshing, drying, winnowing and bagging 15 units @ Rs. 114 1,700.00
Total 16,301.00
a) Cost of cultivation for the experimental area = Rs. 16,301.00b) Sampling and data recording (16 units) = Rs. 1,800.00c) Cost of laboratory chemicals = Rs. 5,000.00
Total expenditure = Rs. 23,101.00
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Observations to be recorded
1) Soil physical and chemical characteristics before sowing of crops.
2) Periodic soil moisture status at an interval of 15 days.
3) Land equivalent ratio. 4) Dry matter production at harvest of
crops.5) Nutrient uptake (NPK) by the plants.6) Growth and yield attributes of crops.7) Water use efficiency of sole crops and
inter-cropping systems.
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THANK
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