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Table 1 Major cropping systems - their location and crop management information

From: Cropping practices, soil properties, pedotransfer functions and organic carbon storage at Kuanria canal command area in India

Cropping systems, location

Cropping period

Crop variety, duration & spacing

Land preparation/tillage operations

Manure and fertilizer application

Irrigation

Average yield

Rice-fallow system (20° 18′ to 20° 21′ N, 84° 53′ to 84° 55′ E)

Rice (mid-Jun to end of Oct) in rainy season

Rice var. ‘Pratikshya (125 d) with 20 × 10 cm, ‘MTU 1001’ (120 d) with 20 × 10 cm

One summer ploughing and puddling before transplanting of rice

Farmyard manure (FYM) @ 3-5 t ha-1 yr-1, N-P2O5-K2O @ 60-30-30 kg ha-1

Supplemental irrigation 2-3 times during dry spells

2.8-3.2 t ha-1

Rice-sugarcane-2 years rotation (20° 20′ N, 84° 54′ E)

Rice (Jul-Nov) in rainy season; sugarcane (mid Apr- Feb/Mar)

Rice var. ‘Pratikshya (125 d), ‘Swarna’ (140-145 d), ‘MTU 1001’ (120 d) with 20 × 10 cm & sugarcane var. ‘Co 87044 (Uttara) Co 86249 (Bhavani) with 60-75 cm

One summer ploughing and puddling before transplanting of rice; ploughing and trenching while planting of sugarcane

FYM @ 3-5 t ha-1; N-P2O5-K2O @ 80-40-40 kg ha-1; FYM @ 5-7 t ha-1; N-P2O5-K2O @ 200-80-60 kg ha-1 in splits for sugarcane

Supplemental irrigation 4-5 times to rice; need periodical based irrigation to sugarcane

Rice yield 3-4.5 t ha-1 & sugarcane 80-100 t ha-1

Rice-mung bean system (20° 20′ N, 84°52′ E)

Rice (Jul-Oct/Nov) in rainy & green gram (second fortnight of Nov-early Feb)

Rice var. Pratikshya (125 d), ‘Swarna’ (140-145 d), ‘MTU 1001’ (120 d) with 20 × 10 cm and mung bean var. ‘Sujata’ (65-70 d), ‘Samrat’ (75-80 d) with broadcasting

One summer ploughing and puddling before transplanting of rice, one ploughing for mung bean

FYM @ 3-5 t ha-1 for rice; N-P2O5-K2O @ 60-30-30 kg ha-1 for rice and 20-40-20 kg ha-1 for mung bean

Supplemental irrigation 3-4 times to rice and residual moisture or one irrigation to mung bean

Rice yield 3.0-3.5 t ha-1 & mung bean 0.5-0.7 t ha-1