A field experiment was conducted in the Regional Research Technology and Transfer Station (RRTTS), Chiplima, Sambalpur for two years to study the effect of different sources and levels on growth, yield and uptake of sulphur in onion (cv. Nasik Red). The treatment consists of two sources of sulphur (elemental gromor sulphur and gypsum) and three levels of sulphur (20, 35 and 50 kg S ha-1) from both the sources along with control by adopting RBD with three replications. The result showed that yield attributes like plant height, bulb length, bulb diameter, neck length and average weight of bulb were increased significantly up to 35 kg S ha-1 and thereafter, declined in both the sources of sulphur. The maximum bulb yield was obtained with application of sulphur at 35 kg ha-1 and it was significantly superior to no sulphur and 20 kg S ha-1 and at par with 50 kg S ha-1 in both the sources of sulphur. Application of 35 kg S ha-1 produced an additional bulb yield of 3.8 t ha-1 in gypsum and 5.4 t ha-1 in gromorsulphur over control. The sulphur use efficiency of the crop showed an increasing trend up to 35 kg S ha-1 and thereafter decreased in both the sources. The highest net return and benefit cost ratio were achieved with the application of 35 kg S ha-1 in both the sources of sulphur. Comparing two sulphur sources, gromorsulphur resulted in higher growth, bulb yield, sulphur use efficiency and economics in comparison to gypsum.
Odisha the area under cotton cultivation was increased from 1.36 lakh ha in the year 2016-17 to 1.45 lakh ha in the year 2017-18 whereas, the productivity was lowest (351 Kg/ha) in comparison to normal average (524 Kg/ha) (Anonymous, 2018). About 162 species of insect pests invade cotton crop in its various growth stages and cause 50-60% losses. The bollworms viz., Helicoverpa armigera (Hubner), Pectinophora gossypiella (Saunders) and Earias vittella (Fabricius) were major serious insect species (Puri et al.,
A pot culture experiment was conducted in Dept of Soil Science & Agriculture Chemistry during 2010 to study the effect of farm yard manure (FYM) and poultry manure (PM) on detoxification of Cadmium in alfisol with Capsicum annum (cv. Kt-PI-19) as a test crop. The experiment was carried out with 24 treatment combinations (eight levels of Cd 0, 2.5, 5.0, 10.0, 20.0, 40.0, 80.0 and 160.0 mg kg -1 soil and three levels of organic manure; (control, FYM and PM @ 5 t ha-1 ) with three replications in split plot design. With the application of organic matter, dry matter yield was increased at different levels of Cd application (5.97 to 17.2 g pot -1 in FYM and 5.34 to 17.63 g pot -1 in PM treatment, respectively). Cd content in shoot was 2.1 ppm in control and increased to 209.90 ppm at 160 ppm of Cd application. The Cd content was 2.6 and 4.3 ppm in FYM and PM treatment and increased to 133.60 and 111.4 ppm, respectively with the application of 160 ppm of Cd. The organic amendments by chelating organic complexes reduce the phytotoxicity activity which retards the availability of Cd from soil to plant. There was also detoxification of Cd content in post harvest soil samples.
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