Nitrogen fertilization in continuous maize (Parana - Argentina)
- Objective
- Determine the effects of long-term N fertilization on soil physicochemical properties under continuous maize
- Description
- The experiment is located in INTA Estación Experimental Agropecuaria Paraná. . The soil in the site is characteristic of typical agricultural area of the central west region of Entre Rios province, Argentina
- Data Access Statement
- Available to collaborators only
- Data license
- Don't know
- Data policy
- Don't know
- Organization
- Instituto Nacional de Tecnología Agropecuariaexperimental research station
- Person
- Ing Agr. MSc. Ricardo Melchioriprincipal investigatorINTA-ArgentinaAgriculture production
Site: INTA Parana (Argentina)
- Type
- research station field
- Location
- ParanaEntre RíosArgentina
- Geographic location
- -31.850048, -60.532619
- Elevation
- 100 Metres
- Slope
- 1.5°
- Visits permitted?
- Yes
- History
- The site had a long-term previous agricultural use.
- Management
- minimum tillage from 1994 to 2000, and continuous no-tillage from 2000. Maize crops are sowed on optimal planting dates (around mid-september).
- Soil type
- phaeozem
- Soil description
- Mollisols, Tezanos Pinto Series.
- Climate properties
Variable Time period Value (range) Units growing season rainfall 1995 – 2019 545 (287 – 902) mm
Design period: (1995—)
- Design Type
- Randomized complete block design
- Description
- The experimental design is an RCBD.
- Number of plots
- 3
- Number of subplots
- 3
- Number of replicates
- 3
- Crop
Crop Years grown maize - Factors
- Factor name
- Factor levels
- nitrogen fertilizer exposure N fertilizer rate (0-69-138 kg/ha) area hand-broadcast applied at planting or side-dress at V6 crop growth stage, as urea.
N0 (0 )
N1 (69 kgN/ha)
Application method: broadcast application methodChemical form: ureamanual broadcast applicationN2 (138 kgN/ha)
Application method: broadcast application methodChemical form: ureamanual broadcast application- fertilizer exposure applied at planting or side-dress at V6 crop growth stage
N_t0
N-applied at plantingN_t1
N-side-dressing applied at V6 crop growth stage
Related publications
- Stover Quality and Soil Organic Carbon in Long‐Term Nitrogen‐Fertilized Maize https://doi.org/10.2134/agronj14.0194 [In english]