The use of sewage water for irrigation has been shown to improve the chemical properties and fertility status of soils. Sewage water provides essential nutrients for plant growth; however, it also contains heavy metals that may become toxic to health if their concentrations excee...
Open access
Research Article10.9734/ajsspn/2026/v12i4774
A two-year field experiment was undertaken at the Agronomy Research Farm of Shri Khushal Das University, Hanumangarh, Rajasthan, to evaluate mustard production under graded nitrogen and sulphur supply and to determine the economic viability of the crop. The experiment included tw...
Open access
Research Article10.9734/ajsspn/2026/v12i4775
The study was carried out in the greenhouse of the Faculty of Natural Resources and Environmental Studies, University of Kordofan, Elobeid, Sudan. It aimed to evaluate the effects of soil type and urea application on the growth and yield of cucumber (Cucumis sativus L.) under gre...
Open access
Research Article10.9734/ajsspn/2026/v12i4773
Site-specific nutrient management (SSNM) can improve the synchronisation of nutrient supply with crop requirements in transplanted rice. A field experiment was conducted during Kharif 2023 at the Agricultural Research Station, Mugad, Dharwad, Karnataka, to compare the Recommended...
Open access
Research Article10.9734/ajsspn/2026/v12i4771
Humic acid (HA) is an important fraction of humic substances and plays a significant role in promoting plant growth and productivity. A pot culture experiment was conducted to evaluate the effects of compost-derived HA on the growth, root characteristics and yield of okra (Abelmo...
Open access
Research Article10.9734/ajsspn/2026/v12i4772
Wheat productivity is strongly influenced by sowing time and varietal suitability because these factors determine crop exposure to favourable environmental conditions during vegetative and reproductive development. Delayed sowing may expose wheat to higher temperatures during flo...
Open access
Research Article10.9734/ajsspn/2026/v12i4770
A field experiment was conducted during the rabi seasons of 2024-25 and 2025-26 at the Agricultural Research Farm, Banda University of Agriculture and Technology, Banda. The experimental soil was sandy clay loam in texture, slightly alkaline (pH 7.6), low in organic carbon and de...
Open access
Research Article10.9734/ajsspn/2026/v12i4768
Onion (Allium cepa L.) is a major foreign-exchange-earning horticultural crop in India. However, its shallow root system and high NPK requirement make conventional soil-based fertilisation inefficient, particularly under water-scarce dryland conditions. Water-smart approaches suc...
Open access
Research Article10.9734/ajsspn/2026/v12i4769
A pot experiment was conducted using a split-plot design with four replications to determine the optimal Nitrogen (N) and Zinc (Zn) levels for maximizing nutrient uptake, recovery efficiency, agronomic use efficiency, milling quality, and grain Zn concentration in rice. The main...
Open access
Research Article10.9734/ajsspn/2026/v12i4767
Biochar has moved from a broadly promoted soil amendment to a material that is deliberately engineered for defined agronomic and climatic functions. This transition, described here as a shift towards designer biochars, raises questions that the earlier literature was not designed...
Open access
Research Article10.9734/ajsspn/2026/v12i4764