scholarly journals Yield and economics of pigeon pea based intercropping systems as influenced by different land configurations

2019 ◽  
Vol 38 (4) ◽  
Author(s):  
S.U. Pawar ◽  
H.S. Garud ◽  
B.V. Asewar ◽  
I.A.B. Mirza

A field experiment was conducted at experimental farm of AICRP for Dry Land Agriculture, V.N.M.K.V., Parbhani during kharif season of 2015-16 and 2016-17 to study yield and economics of pigeon pea based intercropping systems as influenced by different land configurations. Soil of experimental field was medium deep black with low in available nitrogen, medium in available phosphorus and high in available potassium. The experiment was laid out in split plot design with three main plot treatments and four sub plot treatments. The main plot treatments were three land configurations as (L1) Broad bed furrow (BBF), (L2) Ridges and furrow and (L3) Flat bed method. Sub plot treatments were four intercropping systems i.e. (I1) pigeon pea + soybean (2:1), (I2) pigeon pea + greengram (2:1), (I3) pigeon pea + black gram (2:1) and (I4) pigeon pea + Cowpea (2:1). The highest pigeon pea equivalent yield and net returns of Rs. 67814 ha-1 were obtained with broad bed furrow (L1), which was closely followed by treatment L2 (ridges and furrow) with net returns of Rs. 64095 ha-1. Among intercropping systems the highest pigeon pea equivalent yield and net returns of Rs. 68908 ha-1were obtained in pigeonpea+greeengram (2:1) intercropping system and was followed by pigeonpea+blackgram and pigeonpea+soybean intercropping system.

Author(s):  
H. S. Garud ◽  
B. V. Asewar ◽  
A. S. Dhawan ◽  
D. N. Gokhale ◽  
I. A. B. Mirza

A field experiment was conducted to study effect of various land configurations on soil moisture conservation and productivity of pigeonpea at experimental farm of AICRP for dry land Agriculture, V.N.M.K.V., Parbhani during kharif season of 2015 and 2016. Soil of experimental field was medium deep black with low in organic carbon, low in available nitrogen, medium in available phosphorus and high in available potassium.The experiment was laid out in split plot design with three main plot treatments and four sub plot treatments. The gross and net plot sizes are 7.2x5.4m2 and 5.4x3.6m2 respectively. The pigeonpea variety BDN-711 was used for sowing with spacing 90 x 20 cm. The main plot treatments were three land configurations as (L1) broad bed furrow (BBF), (L2) ridges and furrow and (L3) flat bed method. Sub plot treatments were four intercropping systems i.e. (I1) pigeonpea + soybean (2:1), (I2) pigeonpea + green gram (2:1), (I3) pigeonpea + black gram (2:1) and (I4) pigeonpea + cowpea (2:1). It was observed that seed yield of pigeon pea andpigeonpea equivalent yield were significantly affected due to different land configuration and intercropping systems. The highest pigeonpea seed yield (1588 kg ha-1) and pigeonpea equivalent yield (1823 kg ha-1) were obtained with Broad bed furrows (L1) followed by ridges and furrow (L2). Among the intercropping systems, pigeonpea + greengram intercropping system (I2) recorded higher seed yield (1574 kg ha-1) and pigeonpea equivalent yield(1832 kg ha-1).Periodical soil moisture observations in different land configuration considering depth of soil, higher average soil moisture was recorded under broad bed furrow followed by ridges and furrows while lesser was recorded under flat bed sowing.


2020 ◽  
Vol 29 (1) ◽  
pp. 55-62
Author(s):  
Darko Jovanović ◽  
Ivan Cuvaca ◽  
Jon Scott ◽  
Stevan Knežević

Field experiment was conducted in 2019 at Haskell Agriculture Laboratory, Concord, NE, USA. Goal of the study was to test the influence of PRE-EM herbicides on the Critical Time for Weed Removal (CTWR) in dicamba-tolerant soybean. The study was arranged in a split-plot design which consisted of four herbicide regimes as main plot treatments and seven weed removal timings as subplot treatments, with four replications. The herbicide regimes included: (1) no PRE and glyphosate, (2) acetochlor and dicamba as PRE and glyphosate as POST, (3) acetochlor and dicamba as PRE and glyphosate and dicamba as POST, and (4) acetochlor and fomesafen as PRE and acetochlor, glyphosate and dicamba as POST. The five weed removal times included the V1, V3, V6, R2 and R5, and there were also weedy and weed-free season long plots. By utilizing herbicide regimes, the CTWR was delayed to 632 GDD (until V4 soybean growth stage, 28 days after emergence) for acetochlor and dicamba as PRE and glyphosate as POST, 861 GDD (until V6 soybean growth stage, 32 days after emergence) for acetochlor and dicamba as PRE and glyphosate and dicamba as POST, and 1060 GDD (until R1 soybean growth stage, 42 days after emergence) for acetochlor and fomesafen as PRE and acetochlor, glyphosate and dicamba as POST.


Author(s):  
D. N. Jagtap ◽  
U. V. Mahadkar ◽  
S. A. Chavan

A field experiment was conducted during kharif season 2015-16 to study the response of rice varieties to different sowing windows under Konkan conditions. The experiment was laid out in split plot design with three replications. The main plot treatments were three sowing windows, viz., 23rd Met Week, 24th Met Week, 25thMet Week. The sub plot treatments comprised five rice varietiesviz., Karjat-5, Palghar-1, Jaya, Swarna and Karjat-2. Thus there were 45 treatment combinations. Results revealed that rice crop sown on 23rd Met. Week recorded significantly higher grain yield (5782 kg ha-1) and straw yield (6462 kg ha-1). Long duration rice variety Swarna recorded the maximum grain yield (5782 kg ha-1) as well as straw yield (6462 kg ha-1), which was significantly higher over all other varieties under study except variety Jaya which was at par. From the present investigation it can be concluded that kharif rice in Konkan be sown during 23rd meteorological week with rice variety Swarna followed by conventional variety Jaya, so as to obtain higher yield and economic returns


Author(s):  
G.K. Math ◽  
M. Udikeri ◽  
L.G. Jaggal ◽  
Yamanura .

A field experiment was conducted at Main Agricultural Research Station, Dharwad during rainy season of 2015 and 2016 to study the effect of planting pattern and phosphorus management on production and profitability of intercropping system of mungbean and pigeonpea. The experiment was laid out in split plot design with three replications and eight treatments. Among them, four planting patterns [sole pigeonpea, mungbean + pigeonpea 1:3 (120 cm x 20 cm), mungbean + pigeonpea 1:2 (90 cm x 20 cm) and mungbean + pigeonpea 2:2 (90 cm x 20 cm)] were main plot treatments and two phosphorus levels (P2O5 @ 50 kg ha-1 and P2O5 @ 75 kg ha-1) were sub plot treatments. Based on pooled data the results revealed that, the significantly higher mungbean seed yield (424 kg ha-1) was recorded with application of 75 kg P2O5 as compared to 50 kg P2O5 ha-1. Whereas, in planting pattern, sole mungbean recorded significantly higher seed yield (757 kg ha-1) as compared to all other intercropping systems. Yield advantage indices and net returns were significantly higher in pigeonpea + mungbean (1:3) with 75 kg P2O5 ha-1 as compared to other treatments. This study indicated the need of fifty per cent higher dose of P2O5 for the pigeonpea and mungbean intercropping system (1:3) in northern transition zone of Karnataka.


2021 ◽  
Vol 2 (1) ◽  
pp. 118-122
Author(s):  
Muddana Satya ◽  
◽  
Sanjay Swami ◽  

Phosphorus and boron are required for growth and development of black gram, and play an important role in the uptake of other nutrients such as N and K. The availability of P and B is less in acid soil because of fixation and leaching losses. Therefore, a field experiment was conducted to investigate the influence of P and B on N and K uptake in black gram with four levels of phosphorus (0, 25, 50, 75 kg ha-1) and four levels of boron (0, 0.5, 1.0, 1.5 kg ha-1) comprising of 16 treatments. The trail was laid out in split plot design and replicated three times. Phosphorus was used as main plot and boron as sub-plot. Significantly highest nitrogen concentration in black gram seed was observed at P75B1.5 as 3.82%, whereas in straw, it was observed at P75B1 as 1.75%. However, significant nitrogen uptake by seed and straw was recorded as 43.85 and 39.55 kg ha-1 at P75B1.5, respectively. Similarly, significantly highest potassium concentration in seed and straw was observed at P75B1.5 as 1.13% and 1.64%. Significant highest uptake of K by seed and straw was recorded at P75B1.5 as 13.00 kg ha-1 and 36.86 kg ha-1, respectively. Therefore, 75 kg P2O5 and 1.5 kg B ha-1 is considered optimum for achieving higher nitrogen and potassium uptake by black gram in acid Inceptisol of Meghalaya.


2015 ◽  
Vol 43 (3) ◽  
pp. 367-370 ◽  
Author(s):  
Kalu Ram ◽  
RS Meena

A field experiment was conducted during kharif season, 2011 to evaluate different row ratio of pearl millet with mungbean in the arid region of Rajasthan. The treatments comprised of sole pearl millet at 45 cm spacing, one sole mungbean and ten pearl millet with mungbean treatments row in different ratio. The intercropping of pearl millet with mungbean in 1 : 7, followed by 2 : 6 and 1: 3 row ratio produced maximum pearl millet equivalent yield (PMEY), land equivalent ratio (LER), aggresivity , net returns,benefit cost (B : C) ratio and also better nutrient uptake by these treatments compared to sole and other intercropping treatments. Aggressivity values showed that inter crop mungbean did not offer any competition to pearl millet in different row ratio, while relative crowding coefficient (RCC) values indicated was a yield disadvantage in mungbean in all the intercropping system except 1: 7 row ratio. DOI: http://dx.doi.org/10.3329/bjb.v43i3.21616 Bangladesh J. Bot. 43(3): 367-370, 2014 (December)


2021 ◽  
Vol 26 (3) ◽  
pp. 406-412
Author(s):  
Sri Ayu Dwi Lestari ◽  
Sutrisno Sutrisno ◽  
Henny Kuntyastuti

The intercropping method is one way to maximize plants and soil's utilization in a dry land. This study aimed to determine the cultivation (cropping methods and fertilization) that could increase mungbean grain yield in dry land in the dry climate of East Sumba, East Nusa Tenggara Province. The experiment was conducted at dry land in a dry climate in Laipori Village, Pandawai District, East Sumba Regency in 2017. The experiment was laid out in a split-plot design with four replications. The main plot was a cropping pattern, namely (1) intercropping mungbean with maize. Mungbean plant spacing was 30 cm ´ 20 cm, two plants per hole, and maize plant spacing was (50 cm ´ 50 cm) ´ 120 cm, one plant/hole and (2) mungbean monoculture with a plant spacing of 40 cm ´ 10 cm, two plants/hole. The subplot was dosage and type of fertilizer, namely (1) 150 kg Phonska/ha, (2) 5000 kg cow manure/ha, and (3) 75 kg Phonska + 2500 kg cow manure/ha. The mungbean variety used was Vima 1, and the maize variety was Bima. The results showed that intercropping mungbean with maize could increase the yield of mungbean seeds yield by 0,28 t/ha (51,85%) and increase the mungbean biomass by 0,31 t/ha (22,30%) compared to the monoculture system. Different types and dosages of Phonska inorganic fertilizer and cow manure did not cause differences in the mungbean yield.  


Author(s):  
Nirmala F. Devy ◽  
Hardiyanto . ◽  
Jawal A. Syah ◽  
R. Setyani ◽  
Puspitasari .

Background: The purpose of this research was to evaluate the growth and bulb yield of shallot (Allium cepa L.) varieties grown by TSS with different population.Methods: This study was carried out in the low dry land at Laleten Village, Malaka District, NTT Province, Indonesia, from March to August 2018. We investigated different plant populations per planting hole using a split-plot design with two factors and four replications. The main plot was the varieties (Trisula and Bima Brebes) and the subplots were the seedling population (100, 200 and 300 plants/m2).Result: There was no interaction between varieties and population for any of the measured parameters. The population only affected the plant height at the beginning of plant growth. A high plant population (300 plants/m2) gave the highest production of single bulbs but was negatively correlated with the bulb weight. Trisula variety produced significantly more single bulbs than the Bima Brebes one. The establishment of the TSS-adapted varieties could be recommended in this area.


Author(s):  
Ch. Pragathi Kumari ◽  
M. Goverdhan ◽  
G. Kiran Reddy ◽  
Knight Nthebere ◽  
S. H. K. Sharma ◽  
...  

The present study was undertaken in the ongoing long-term experiment initiated during 2017 at experimental farm, College of Agriculture, Rajendranagar, Hyderabad. Soil samples collected from a depth of 0–15 cm was analysed for soil fertility parameters namely: available N, P and K. The results indicated that the different cropping systems had positive influence on improving the nutrient status (i.e., available N, P and K) significantly over the initial soil values (N: 112.20, P: 23.40 and K: 170.30 kg ha-1, respectively). These ten cropping systems were grouped in to five categories viz., pre-dominant cropping systems of the zone, ecological cropping systems, household nutritional security giving cropping systems, fodder security giving cropping systems and cropping systems involving high value crops. So that from each category, best cropping system can be identified and can be suggested to different integrated farming systems models. The maximum (221.60 and 221.57 kg ha-1) soil available nitrogen was obtained in Pigeon pea + Greengram (1:3) – Sesame after harvest of kharif and rabi, available phosphorus builds up was profound in Fodder maize – Lucerne (48.27 kg ha-1) and available K (207.63 kg ha-1) was higher in Rice –Maize cropping system after harvest. Fodder crops recorded significantly higher NPK uptake over other cropping systems.


Author(s):  
A. V. Ramanjaneyulu ◽  
N. Sainath ◽  
D. Sravanthi ◽  
M. Venkata Ramana

A field experiment was conducted during kharif 2019 on Alfisols to find out the impact of intercropping and contour farming on total system productivity and soil moisture, under rainfed conditions. The results revealed that intercropping of mung bean with pigeon pea (MB+PP 4:1) was found to be highly productive and economical than corn+ pigeon pea (C+PP 4:1). Further, contour farming (CF) gave higher corn equivalent yield (CEY) and conserved more moisture than up down farming (UDF). The combination of MB+PP and CF has significantly out yielded (8019 kg ha-1) the MB+PP under UDF (6612 kg ha-1), C+PP under CF (4026 kg ha-1) and C+PP under UDF (3393 kg ha-1) in terms of CEY. Further, MB+PP and CF association recorded higher soil moisture, nutrient uptake, partial factor productivity (PPFN: 253.4 kg kg-1), agronomic efficiency of applied N (AEN: 46.79 kg kg-1) and rainfall use efficiency (RUE: 12.2 kg ha mm-1) besides higher net returns (Rs. 82608 ha-1) and B:C ratio (2.41).


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