Performance of Toria(Brassica campestris L.var.toria)on raised beds in marshy areas of Meghalaya / by Haradev Brahma
Material type:
TextSeries: [Agronomy , School of Natural Resource Management]Publication details: Umiam : CPGS, CAU c2011Description: [22], 103p.: ill. , some colSubject(s): DDC classification: - 633.8538
| Item type | Current library | Collection | Call number | Status | Barcode | |
|---|---|---|---|---|---|---|
MSc Thesis
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CPGS | Natural Resource Management | 633.8538 BRA (Browse shelf(Opens below)) | Not for loan | TH054 |
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A field experiment was conducted during rabi season of 2009 at the Agronomy Research Farm (Marshy land) of ICAR Research Complex for NEH Region, Barapani, Meghalaya with the objectives (i) to study the soil moisture and nutrient dynamics on different bed heights (ii) to study the crop performance and nutrient uptake at different bed heights and (iii) to study the effect of FYM on growth and yield of toria. The farm is situated at latitude of 25�41 ' and longitude of 91�54' E and an elevation of 950 m above the mean sea level. Treatment comprised of two levels of FYM viz., No FYM and FYM @ 5 t/ha as the main treatments and four raised bed heights of20 cm, 30 cm, 40 cm and 50 em were arranged in sub- plots. The treatments were tested in Split Plot Design with three replications and the variety used was M-27, an improved and high yielding variety with high oil percentage. The experimental results revealed that plants with application of FYM @ 5 tlha recorded higher plant growth parameters viz., plant height, number of leaves per plant, number of branches per plant and plant dry matter (g/plant). Days to bolting and flowering were also found earlier with FYM treatment. Similarly, all the yield attributing parameters viz., no of siliqua per plant, siliqua length, seeds per siliqua, seed weightlplant, 1000 seed weight, seed yield, straw yield, biological yield, Harvest Index, water use efficiency and soil profile water use efficiency were higher with application of FYM @ 5 t/ha. NPK content and uptake was found to be higher with application of FYM and lowest was recorded with no FYM. Profile soil moisture content and saturated hydraulic conductivity was higher with FYM treatment. Application of FYM @ 5 t/ha recorded higher vailable nutrient status in the soil. Among the different raised bed heights, 40 em and 50 em beds recorded higher growth attributes like plant height, number of leaves, number of branches and plant dry matter. Days to bolting and flowering were earlier on 50 em bed although differences among bed heights were non significant. Yield attributing parameters like siliqua per plant, siliqua length, seeds per siliqua, seed weight per plant, seed yield, straw yield, biological yield and water use efficiency including soil profile water use efficiency etc. were higher on raised beds of 40 cm and 50cm followed by 30 cm and 20 cm beds. Saturated hydraulic conductivity was higher on bed heights of 40 cm and 50 cm. Soil moisture content increased with the decrease in bed height and along the soil profile, with highest moisture recorded on 20 cm bed height. Available soil Nand K and organic carbon content was higher on 50 cm and 40 cm bed heights.
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