The current study was conducted to examine the impact of different rice crop residue management strategies and nitrogen levels in sorghum. Crop decomposition release are influenced by autochthonous soil bacteria, duration process, environmental factors. Depending on depth nutritional conditions soil, fungi make up a larger portion biomass than making them an important part microbiota. experiment carried out during rabi season 2021-22 sandy clay loam at agricultural college farm, bapatla...

A field experiment was conducted during kharif, 2018 and 2019 at Agricultural Research Station, Bapatla to evaluate the effect of different nitrogen levels on growth, yield attributes rice variety BPT 2782-Bhavathi. The laid out in a randomized block design with 7 treatments replicated thrice. Seven (80, 120, 160, 200, 240, 280 320 kg N ha-1) were used as an experimental treatments. results revealed that application 200 ha-1 recorded significantly highest attributing characters like...

Climatic variability is immensely pressurised on freshwater availability in arid and semi-arid ecosystems, leading to poor quality water for crop production not becoming uncommon, especially coastal ecosystems. A field experiment was conducted during winter (rabi) season of 2022–23 at the Saline Water Scheme Agricultural College Farm, Acharya N. G. Ranga University, Bapatla, Andhra Pradesh assess impact saline maize growth, yield use efficiency under drip fertigation. The consisted 8...

A study was conducted to assess the soil properties, land use in salt affected areas of Prakasam district,Andhra Pradesh during 2021-22. total 240 samples mandals were collected and analysed for different physical, physico-chemical properties. The sandy clay loam texture is predominant (35.90%) followed by (28.21%). pH2 varied from 7.2-11.0, ECe ranged 0.3-58.0 dSm-1 ESP 0.9-57.0, CEC 3.5-56.6 c mol (p+) kg-1. problem soils namely saline, saline alkali are present under various use. 460...

Assessment of Spatial variability in Groundwater quality Kurnool region for irrigation purpose and management options was conducted by collecting groundwater samples using GPS locations at various farming situations different mandals district. The water indices were assessed to classify the ground its suitability based on ionic properties viz., pH, EC, Ca+2, Mg+2, Na+ K+; CO3-2, HCO3-, Cl-and SO4-2.The SAR, RSC, Kellys ratio, Saturated sodium per centage Permeability index ranged from...

A study was conducted to assess the soil properties in Krishna western delta eco region Guntur district of Andhra Pradesh.A total 231 samples from 77 locations three depths 0-15, 15-30 and 30-60 cm were collected for assessment.Soil viz., texture, pH, EC , ECe, CEC, ESP, organic carbon, water soluble, exchangeable ion composition available N, P K analyzed.Half 2 soils area are with clay loam texture.Soil reaction is mostly moderately alkaline, non-saline, none slightly alkali hazard at all...

A field experiments was conducted during 2015 and 2016 to study the effect of green manures phosphorus levels in blackgram crop at Agricultural College Farm, Bapatla.The experiment split-split plot design on sandy clay loam soil with three main treatments sub-treatments tokharif rice sub-sub rabi crop.The consisted dhaincha manure crop, sunnhemp without as comprising 45 kg P 2 O 5 ha -1 , 60 75 sub-plot are replicated thrice.The laid out same site a disturbing for succeeding each kharif...

The experiment was conducted at Agricultural Research Station, Bapatlain kharif2014 and 2015 to find out the effect of nitrogen levels on yield components BPT 2270 Bavapurisannalu. laid in a randomized block design with 7 treatments replicated thrice. Seven (80, 120, 160, 200, 240,280 320 kg N ha-1) were used as an experimental treatments.Results revealed that had significant positive terms tillers hill-1, grains panicle-1 grain yield, straw economics. results application ha-1 recorded...

A field experiments was conducted during kharif 2016 to study the effect of splits nitrogen application on yield and uptake irrigated rice crop at Agricultural Research Station, Bapatla. The experiment in randomized block design sandy clay loam soil with six treatments replicated four times. consisted control i.e no application, 1/2N maximum tillering stage+1/2 N panicle initiation stage, 1/2 basal+1/4 stage+1/4 1/3 basal+1/3 stage+1/3 1/4 stage + heading extra stage. results shown that...

A field experiment was conducted during Kharif, 2012 at Rice Research Unit, Bapatla to study the quality of rice affected by integrated use nitrogen. The laidout in Randomized Block Design with ten treatments. Results investigation revealed that significantly highest parameters like head recovery, volume expansion ratio, iron and zinc content were recorded application 50 per cent nitrogen though organics through in-organics it on par 100 RDN organic source treatment.

A field experiment was conducted during Kharif 2015 and 2016 to study the effect of green manures phosphorus levels rice crop at Agricultural College Farm, Bapatla. The in split plot design on sandy clay loam soil with three main treatments subtreatments. consisted Dhaincha manure crop, sunnhemp without as season @ 45 kg P2O5 ha-1, 60 ha-1 75 ha-1as sub-plot treatments. Significantly highest grain yield recorded incorporated treatment (5592 5587 ha-1) when compared control. Among applied...

A field experiments was conducted during 2015 and 2016 to study the effect of green manures phosphorus levels in blackgram crop at Agricultural College Farm, Bapatla. The experiment split- split plot design on sandy clay loam soil with three main treatments subtreatments Kharif rice sub-sub Rabi crop. consisted Dhaincha manure crop, sunnhemp without as comprising 45 kg P2O5 ha-1, 60 ha-1 75 sub- are replicated thrice. laid out same site a split-split disturbing for succeeding each divided...

A field experiment was conducted at Rice Research Unit, Bapatla during Kharif, 2013 to observe the performance of hybrids under Krishna Western Delta. The laid out in Randomized Block Design with four replications. treatments are 5 rice like DRRH2, DRRH3, KRH2, PA6201 and CRHR32. results study revealed that exhibited superiority respect different growth parameters plant height, number tillers per hill, panicle length grain yield straw yield. Among various tested hybrids, maximum (6408 kg/ha)...

Greater attention should be paid for increasing the yield per unit area by growing modern varieties of rice through improved cultivation practices. An experiment was conducted investigating effect variety and date harvesting on performance during Kharif, 2012 at Agricultural Research Station, Bapatla. The laid out in a split-plot design with three replications. Main treatments comprised four namely, BPT 5204, 2270, 2231, NLR 34449, 28523 MTU 1010 sub time viz., 25, 30 35 days after...

In the year 2021, a survey was conducted in coastal mandals of Guntur district, Andhra Pradesh, to determine quality irrigated groundwater. A total 29 representative samples were collected along with GPS locations. The water tested for variety chemical characteristics, including: pH, EC, Ca+2, Mg+2, Na+ , K+; CO3-2, HCO3-, Cl- and SO4-2. SAR RSC groundwater ranged from 6.9-8.2, 0.6-9.2 (dSm-1), 1.75-17.59 (mmol l-1)1/2, -35-7.8 (me l-1). concentration cations viz., K+ varied 0.4-21.8,...

Abiotic stresses soil salinity is one of the major restricting use land for agriculture because it limits crop growth and development. In these stressful conditions, improving productivity important challenge has different effects on developmental stages in crops. Exogenous application proline, humic acid ascorbic improved salt stress tolerance various plant species. An experiment was conducted farmer’s field at Raparla village, Battiprolu mandal during spring season, 2018 2019 to evaluate...