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Foliar application of enriched banana pseudostem sap influences the nutrient uptake, yield, and quality of sweet corn grown in an acidic soil
Journal article   Open access   Peer reviewed

Foliar application of enriched banana pseudostem sap influences the nutrient uptake, yield, and quality of sweet corn grown in an acidic soil

Mahammad Islam, Susilawati Kasim, Adibah Mohd Amin, Khairul Alam, Mst. Fatima Khatun, Ahmed Sharif, Ahmed Gaber and Akbar Hossain
PloS one, Vol.18(8), e0285954
2023
PMID: 37643156
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Published1.81 MBDownloadView
CC BY V4.0 Open Access

Abstract

Acidic soils Agricultural economics Agricultural production Agrochemicals Amino acids Corn Crops Dietary supplements Economic analysis Enrichment Fertilization Fertilizers Foliar applications Fruits Leaf area Leaf area index Nutrient content Nutrient deficiency Nutrient uptake Nutrients Phenolic compounds Phenols Photosynthesis Plant growth Soils Sweetcorn Vegetables
Foliar fertilization is a reliable technique for correcting a nutrient deficiency in plants caused by inadequate nutrient supply to the roots in acid soil. Soluble nutrients in banana pseudostem sap might be effective to supplement chemical fertilizers. However, the limited nutrients in sole banana pseudostem sap as foliar fertilization may not meet-up the nutritional demand of the crop. Field trials were, therefore, conducted with the combination of soil-applied fertilizers with foliar spray of banana pseudostem sap to increase nutrient uptake, yield, and quality of sweet corn planted in acidic soil. Three treatments viz., 100% recommended dose of fertilizers (RD) as control (T1), 75% of RD applied in soil with foliar application of non-enriched banana pseudostem sap (T2), and 50% RD applied in soil with foliar spray of enriched banana pseudostem sap (T3) were replicated four times. The combination of soil-applied fertilizer with foliar spray of enriched banana pseudostem sap (T3) showed a significant increase in leaf area index (11.3%), photosynthesis (12%), fresh cob yield (39%), and biomass of corn (29%) over control. Besides, the 50% RD of soil fertilization with foliar spray of enriched pseudostem sap increased nutrient uptake in addition to an increase in sugar content, phenolic content, soluble protein, and amino acids of corn. Considering the economic analysis, the highest net income, BCR (3.74) and MBCR (1.25) values confirmed the economic viability of T3 treatment over the T1. The results suggest that foliar spray of enriched banana pseudostem sap can be used as a supplementary source of nutrients to enhance nutrient uptake by corn while increasing yield and minimizing chemical fertilizer use in acid soil.

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Domestic collaboration
International collaboration
Citation topics
3 Agriculture, Environment & Ecology
3.180 Microbial Biotechnology
3.180.2418 Sugar Isomerization
Web Of Science research areas
Plant Sciences
ESI research areas
Agricultural Sciences
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