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Vol. 11, Special Issue 9 (2022)

Effect of system of rapeseed intensification on productivity and profitability of gobhi sarson (Brassica napus) under irrigated conditions of Jammu region

Author(s):
Akshay Ujjwal, BR Bazaya, Vivek, Lovish Preet Kaur and Vikas Tomar
Abstract:
An investigation “Effect of system of rapeseed intensification on growth and productivity of Gobhi sarson (Brassica napus) under irrigated conditions of Jammu region” was conducted at Research Farm of Agronomy, Sher-e-Kashmir University of Agricultural Sciences and Technology of Jammu during Rabi season of 2017-18. The experiment was laid out in Randomized Block Design with three replications consisting of ten treatments viz. system of rapeseed intensification with 15 days old seedling with spacing 30 cm x 30 cm, 45 cm x 45 cm, 60 cm x 60 cm, system of rapeseed intensification with 30 days old seedling with spacing 30 cm x 30 cm, 45 cm x 45 cm, 60 cm x 60 cm, direct sowing with spacing 30 cm x 30 cm, 45 cm x 45 cm, 60 cm x 60 cm and conventional sowing (Farmer practice) with spacing 45 cm x 10 cm. The variety DGS-1 of Gobhi sarson was sown. The soil of the experimental field was sandy clay loam in texture, slightly alkaline in reaction, low in organic carbon and available nitrogen and medium available phosphorous and potassium. All the practices of system of rapeseed intensification like nursery raising, transplanting with wide spacing and integrated nutrient management were followed as per treatments.
The experimental results revealed that treatment T10: conventional sowing (Farmer practice) with spacing 45 cm x 10 cm recorded higher plant height at 60, 90 DAS and at harvest as compared to rest of the treatments. Plant dry matter accumulation, plant root weight, root volume, leaf area index and CGR were recorded highest in treatment T3: 15 days old seedling with spacing 60 cm x 60 cm, whereas lowest in treatment T10: conventional sowing with spacing 45 cm x 10 cm. The yield attributes such as number of primary and secondary branches per plant were significantly higher in T3: 15 days old seedling with spacing 60 cm x 60 cm but it was found to be statistically at par with treatment T2: 15 days old seedling with spacing 45 cm x 45 cm and T9: direct sowing with spacing 60 cm x 60 cm. The highest siliquae per plant was recorded with treatment T3: 15 days old seedling with spacing 60 cm x 60 cm, which was statistically at par with treatment T9: direct sowing with spacing 60 cm x 60 cm and T6: 30 days old seedling with spacing 60 cm x 60 cm and it was found to be significantly superior to rest of the treatments. Length of siliqua and number of seeds per siliqua were recorded significantly higher in treatment T3: 15 days old seedling with spacing 60 cm x 60 cm but it remained statistically at par with T2: 15 days old seedling with spacing 45 cm x 45 cm. Uptake of N, P & K by stover and seed were also significantly higher with treatment T2: 15 days old seedling with spacing 45 cm x 45 cm but found to be statistically at par with T1: 15 days old seedling with spacing 30 cm x 30 cm. The highest protein content in seed was recorded in T10: conventional sowing with spacing 45 cm x 10 cm, whereas oil content in seed was higher in T3: 15 days old seedling with spacing 60 cm x 60 cm but was statistically found to be non-significant. The higher seed and stover yield were recorded with treatment T2: 15 days old seedling with spacing 45 cm x 45 cm, which was found to be statistically at par with treatment T1: 15 days old seedling with spacing 30 cm x 30 cm but was significantly superior to rest of the treatments. However, in late transplanting situations, 30 days old seedling with spacing 45 cm x 45 cm was also found to be at par with conventional sowing (Farmer practice) in terms of seed and stover yield. The Higher net return and B:C ratio were recorded in treatment T2: 15 days old seedling with spacing 45 cm x 45.
Pages: 1179-1184  |  230 Views  109 Downloads
How to cite this article:
Akshay Ujjwal, BR Bazaya, Vivek, Lovish Preet Kaur and Vikas Tomar. Effect of system of rapeseed intensification on productivity and profitability of gobhi sarson (Brassica napus) under irrigated conditions of Jammu region. The Pharma Innovation Journal. 2022; 11(9S): 1179-1184.

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