Effect of irrigation scheduling and thiourea on productivity of Indian Mustard [Brassica juncea (L.) Czern & Coss]
EFFECT OF IRRIGATION SCHEDULING AND THIOUREA ON PRODUCTIVITY OF INDIAN MUSTARD
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Keywords:
Irrigation Scheduling, Indian Mustard, Rajasthan, ThioureaAbstract
Effect of Irrigation Scheduling and Thiourea on Productivity of Indian Mustard [Brassica juncea (L.) Zern & Coss] was evaluated at Agronomy Farm, S.K.N. College of Agriculture, Jobner during Rabi season 2019-20. The experiment consisted of five irrigation scheduling viz., surface irrigation, sprinkler, drip irrigation at 0.4 IW/CPE ratio, 0.6 IW/CPW ratio and 0.8 IW/CPE ratio, respectively and three levels of foliar application of thiourea (control, thiourea @ 500 ppm and thiourea @ 750 ppm). The experiment was laid out in split plot design with three replications. The results revealed that scheduling of irrigation at drip irrigation at 0.6 IW/CPE ratio, was at par with drip irrigation at 0.8 IW/CPE ratio and recorded significantly higher plant height, dry matter accumulation, siliquae per plant, seeds per siliqua, seed yield (2.12 t/ha), straw yield (6.62 t/ha), biological yield (8.74 t/ha), net returns (` 70,661/ha) and B:C ratio (3.14) as compared to surface irrigation and at 0.4 IW/CPE ratio. Foliar application of thiourea @ 500 ppm, was found at par with foliar application of thiourea @ 750 ppm, leading to higher plant height, dry matter accumulation, siliquae per plant, seeds per siliqua, seed yield (1.98 t/ha), straw yield (6.48 t/ha) and biological yield (8.50 t/ha), net returns (` 66,016/ha) and B:C ratio (3.14) as compared to control. Based on the above findings, drip irrigation at 0.6 IW/CPE ratio with foliar application of thiourea @ 500 ppm could be recommended in mustard crops Rajasthan.
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