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ORIGINAL RESEARCH article

Front. Agron.

Sec. Agroecological Cropping Systems

Volume 7 - 2025 | doi: 10.3389/fagro.2025.1612792

This article is part of the Research TopicEnhancing Ecosystem Services through Conservation Agriculture, Agroforestry, and Traditional Farming SystemsView all 6 articles

Evaluating Soil Physico-chemical Properties and Nutrient Availability through Intensify Intensified Conservation Agriculture based Cropping Systems

Provisionally accepted
Arun Kumar  KumarArun Kumar Kumar1*K  S SainiK S Saini2Sandeep  SharmaSandeep Sharma2Manish  YadavManish Yadav2Gurjeet  SinghGurjeet Singh3Kavita  DeviKavita Devi2Kailash  Chand KumawatKailash Chand Kumawat4*
  • 1Rajasthan University of Veterinary and Animal Sciences, Bikaner, Rajasthan, India
  • 2Punjab Agricultural University, Ludhiana, Punjab, India
  • 3Texas A&M AgriLife Research and Extension Center at Beaumont, Beaumont, Texas, United States
  • 4Sam Higginbottom University of Agriculture, Technology and Sciences, Allahabad, India

The final, formatted version of the article will be published soon.

Conservation-agriculture (CA) practices have been widely promoted and recognized for their potential to enhance soil sustainability by improving soil properties. The purpose of the two-year field experiment was to investigate the effect of diversified CA based cropping systems on nutrient availability and soil characteristics. The study was conducted using a randomized complete block design (RCBD) with four replications at each site. Six cropping system (CS) scenarios were tested: S1-Rice-wheat-mungbean (R-W-SM) under conventional tillage (CT) without residue retention (R0); S2-R-W-SM under CA with residue retention (R+); S3-maize-wheat-mungbean (M-W-SM) under CT (R0); S4-M-W-SM under permanent bed (PB) with R+; S5-soybean-wheat- mungbean (S-W-SM) under CT (R0); and S6-S-W-SM under PB with R+.Though each annual cropping cycle spanned one year, the inclusion of mungbean (summer mungbean) in the same year allowed assessment of a three-crop rotation within each year. After two cropping years (effectively covering two complete crop rotation cycles), results indicated that S6 significantly improved soil properties: bulk density decreased by 4.4%, and infiltration rate increased by 45.6% compared to S1. Soil organic carbon and macro- and micro-nutrient availability were notably higher under CA-based systems (S2, S4, S6). The highest microbial biomass, enzymatic activity, and basal soil respiration (BSR) were recorded in S6. In both years, dehydrogenase activity (DHA) and BSR increased by 58.5–64.6 % under S6, compared to 40.7-41.4 % in S1. Micro-nutrients like Zn, Fe, Mn, and Cu were improved by 10%, 39%, 8%, and 63%, respectively in S6 over S1. These findings suggest that CA-based soybean-wheat- mungbean systems (S6) can substantially enhance soil health and nutrient dynamics in a short-term rotation and may guide future sustainable agriculture.

Keywords: Cropping system, Residue retention, Soil Organic Carbon, Basal soil respiration, summer mungbean

Received: 16 Apr 2025; Accepted: 19 Aug 2025.

Copyright: © 2025 Kumar, Saini, Sharma, Yadav, Singh, Devi and Kumawat. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

* Correspondence:
Arun Kumar Kumar, Rajasthan University of Veterinary and Animal Sciences, Bikaner, Rajasthan, India
Kailash Chand Kumawat, Sam Higginbottom University of Agriculture, Technology and Sciences, Allahabad, India

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