Tillage and phosphorus management in maize (Zea mays) under maize-wheat cropping system

A field experiment was conducted during kharif 2018–19 under maize-wheat cropping system (MWCS) to study the effect of 4 crop-establishment and tillage management (CETM) practices [FBCT–FBCT, Flat bed–conventional tillage (FBCT) both in maize & wheat; RBCT–RBZT, Raised bed–CT (RBCT) in maize &a...

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Main Authors: HARISH M N, ANIL K CHOUDHARY, A DASS, V K SINGH, V POONIYA, VARATHARAJAN T
Formato: Artigo
Idioma:English
Publicado: Indian Council of Agricultural Research 2021-03-01
Series:The Indian Journal of Agricultural Sciences
Subjects:
Acceso en liña:https://epubs.icar.org.in/index.php/IJAgS/article/view/110939
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author HARISH M N
ANIL K CHOUDHARY
A DASS
V K SINGH
V POONIYA
VARATHARAJAN T
author_facet HARISH M N
ANIL K CHOUDHARY
A DASS
V K SINGH
V POONIYA
VARATHARAJAN T
author_sort HARISH M N
collection DOAJ
description A field experiment was conducted during kharif 2018–19 under maize-wheat cropping system (MWCS) to study the effect of 4 crop-establishment and tillage management (CETM) practices [FBCT–FBCT, Flat bed–conventional tillage (FBCT) both in maize & wheat; RBCT–RBZT, Raised bed–CT (RBCT) in maize & RB–zero tillage (RBZT) in wheat; FBZT–FBZT, FBZT in both crops; PRBZT–PRBZT, Permanent-raised bed–ZT (PRBZT) in both crops], and 5 P-fertilization practices in both crops [P100: 100% (basal); P50+2FSP: 50% P (basal) + 2 foliar-sprays of 2% DAP (2FSP); P50+PSB+AMF: P50+PSB+AM-fungi; P50+PSB+AMF+2FSP: P50+PSB+AMF+2FSP; P0: No-P (P0) with 100% NK as control] on maize growth and yield. Results revealed that CETM practices exhibited significant influence on growth parameters with highest values under PRBZT–PRBZT followed by RBCT–RBZT, FBZT–FBZT and FBCT–FBCT, respectively. PRBZT–PRBZT resulted in significantly higher grain (6.08; 6.19 t/ha) and stover yield (8.07; 8.22 t/ha) in maize during both years, however, it remained statistically at par with RBCT–RBZT and least under FBCT–FBCT. Harvest index was highest under PRBZT–PRBZT although non-significant among CETMs. P-fertilization significantly influenced the growth parameters, days taken to different phenological-stages and growth-indices (CGR, RGR, NAR). The P50+PSB+AMF+2FSP exhibited significantly higher grain (6.24; 6.37 t/ha) and stover yield (8.65; 8.98 t/ha) in maize over rest of the treatments during both years. Overall, PRBZT–PRBZT alongwith P50+PSB+AMF+2FSP proved vital for enhancing growth and yield of maize under MWCS in semi-arid Indo-Gangetic-plains.
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spelling doaj.art-b51a50f802414972a85e9e1e51a238a82023-02-14T08:12:43ZengIndian Council of Agricultural ResearchThe Indian Journal of Agricultural Sciences0019-50222394-33192021-03-0191110.56093/ijas.v91i1.110939Tillage and phosphorus management in maize (Zea mays) under maize-wheat cropping systemHARISH M N0ANIL K CHOUDHARY1A DASS2V K SINGH3V POONIYA4VARATHARAJAN T5ICAR-Indian Agricultural Research Institute, New Delhi 110 012, IndiaICAR-Indian Agricultural Research Institute, New Delhi 110 012, IndiaICAR-Indian Agricultural Research Institute, New Delhi 110 012, IndiaICAR-Indian Agricultural Research Institute, New Delhi 110 012, IndiaICAR-Indian Agricultural Research Institute, New Delhi 110 012, IndiaICAR-Indian Agricultural Research Institute, New Delhi 110 012, India A field experiment was conducted during kharif 2018–19 under maize-wheat cropping system (MWCS) to study the effect of 4 crop-establishment and tillage management (CETM) practices [FBCT–FBCT, Flat bed–conventional tillage (FBCT) both in maize & wheat; RBCT–RBZT, Raised bed–CT (RBCT) in maize & RB–zero tillage (RBZT) in wheat; FBZT–FBZT, FBZT in both crops; PRBZT–PRBZT, Permanent-raised bed–ZT (PRBZT) in both crops], and 5 P-fertilization practices in both crops [P100: 100% (basal); P50+2FSP: 50% P (basal) + 2 foliar-sprays of 2% DAP (2FSP); P50+PSB+AMF: P50+PSB+AM-fungi; P50+PSB+AMF+2FSP: P50+PSB+AMF+2FSP; P0: No-P (P0) with 100% NK as control] on maize growth and yield. Results revealed that CETM practices exhibited significant influence on growth parameters with highest values under PRBZT–PRBZT followed by RBCT–RBZT, FBZT–FBZT and FBCT–FBCT, respectively. PRBZT–PRBZT resulted in significantly higher grain (6.08; 6.19 t/ha) and stover yield (8.07; 8.22 t/ha) in maize during both years, however, it remained statistically at par with RBCT–RBZT and least under FBCT–FBCT. Harvest index was highest under PRBZT–PRBZT although non-significant among CETMs. P-fertilization significantly influenced the growth parameters, days taken to different phenological-stages and growth-indices (CGR, RGR, NAR). The P50+PSB+AMF+2FSP exhibited significantly higher grain (6.24; 6.37 t/ha) and stover yield (8.65; 8.98 t/ha) in maize over rest of the treatments during both years. Overall, PRBZT–PRBZT alongwith P50+PSB+AMF+2FSP proved vital for enhancing growth and yield of maize under MWCS in semi-arid Indo-Gangetic-plains. https://epubs.icar.org.in/index.php/IJAgS/article/view/110939Foliar-PMaize growthPhosphorusResidue-retentionRaised-bedsZero-tillage
spellingShingle HARISH M N
ANIL K CHOUDHARY
A DASS
V K SINGH
V POONIYA
VARATHARAJAN T
Tillage and phosphorus management in maize (Zea mays) under maize-wheat cropping system
The Indian Journal of Agricultural Sciences
Foliar-P
Maize growth
Phosphorus
Residue-retention
Raised-beds
Zero-tillage
title Tillage and phosphorus management in maize (Zea mays) under maize-wheat cropping system
title_full Tillage and phosphorus management in maize (Zea mays) under maize-wheat cropping system
title_fullStr Tillage and phosphorus management in maize (Zea mays) under maize-wheat cropping system
title_full_unstemmed Tillage and phosphorus management in maize (Zea mays) under maize-wheat cropping system
title_short Tillage and phosphorus management in maize (Zea mays) under maize-wheat cropping system
title_sort tillage and phosphorus management in maize zea mays under maize wheat cropping system
topic Foliar-P
Maize growth
Phosphorus
Residue-retention
Raised-beds
Zero-tillage
url https://epubs.icar.org.in/index.php/IJAgS/article/view/110939
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