Table 1. Grain yield (t/ha) of paddy rice with different crop establishment techniques during 2001 and 2002 in 0.2-acre unreplicated plots in farmers’ fields in Haryana Establishment method (experiment 1) (experiment 2a) Location Ia Location IIb ... fields were slightly alkaline (pH 8.2–8.5) clay loam with medium fertility. The 1-acre fields were divided into five equal parts and rice was established using five ... Rice variety HKR 126 was grown at location I, and PR115 at the other two locations
reduced spikelet number between 9% and 23%. As a consequence, grain yield decreased ... were smaller than in the vegetative period, ranging from 8% to 30%, but grain yield was most severely reduced by the treatments. The finding that grain yield was most
IN THE INDIAN RICE–WHEAT BELT Yield Other Increase Increase 700 kg/ha increase Excellent ... of the adoption of zero tillage, a small yield dividend of 20 kg/ha relative to baseline (around 0.5% of current yields) will be apparent after ten years of zero tillage ... Table 7. Farmer views on zero tillage (cont’d) Effects on weed germination Farmer Cost savings Rs/ha) Good control Saves money Reduced weeds Saves time Saves time and water Reduced germination Saves time, money Less germination Saves time
retention of 4–6 t/ha and conventional tillage (around 10 tillage operations ... fields (trial 5). Mean yields (4.8–4.9 t/ha) were similar for both methods of crop ... residues of either rice or wheat or both) in main plots of 64 m2 with three replicates
N/ha at sowing in the presence of rice residues (T4) restored yield and N uptake ... yield of wheat with the Happy Seeder sowing into rice residues, with the fertiliser ... Grain yields ranged from 1.86 t/ha in the unfertilised treatment to 4.66 t/ha
al. (2007) found an average 9–15% higher yield of wheat with the Happy Seeder ... control, and trends in total N uptake were similar to trends in yield (Table 5). Grain yield, total N uptake and RE with the recommended practice (T9, with straw
Table 7. I M P A C T A S S E S S M E N T SE R I E S CONTROLLING PHALARIS MINOR IN THE INDIAN RICE–WHEAT BELT I M P A C T A S S E S S M E N T SE R I E S ... Table 7. Farmer views on zero tillage (cont’d) Effects on weed germination Farmer Cost savings (Rs/ha) Yield Other Saves diesel, time, tractor maintenance Reduced lodging Better due to early sowing Excellent germination, less lodging Better
The average annual forage costs and the average annual feed available ... their yields are low relative to the quantity of inputs required. Farmers would benefit ... This is because the improvements to soil stability and fertility from forages would lead
The Project Completion Report concluded that mean yields for all treatments and locations demonstrated a general improvement in yields for most conservation tillage ... in yields and water utilisation efficiencies with most conservation tillage systems ... (1994) Averageyield (% of CK) Average WUE (% of CK) a CK = Traditional control
spacing of plants was random. On average, there were clear yield depressions for row ... ; and those which show yield declines may have suffered late sowing or poor fertility ... soil fertility is favourable. The wheat crops with 2–4 plants/m2 had more