<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The goal of this study was to assess the influence of different organic fertilisers - vermicompost, mulching, Azotobacter, phosphate solubilising microbes (PSM) and Trichoderma harzianum added each year to mineral fertilisers containing NPK and to farmyard manure (FYM) on leaf nutrient status, tree growth, fruit yield and quality of guava grown in low fertile soil. The results revealed that vermicompost, bio-fertilisers and organic mulching resulted in yield and fruit quality boosters, as compared to application of NPK and FYM as the only organic fertiliser. Significant differences in plant height, canopy spread and stem girth of guava plants were obtained in combination, where Azotobacter, T. harzianum, PSM and organic mulching were applied. The leaf nutrient contents (N, P, K, Ca, Mg, Fe, Cu, Mn and Zn) were within sufficient ranges. Fruit yields and quality were highest in combination, where vermicompost, Azotobacter, T. harzianum, PSM and organic mulching was applied. Fruit quality parameters viz. soluble solid concentration, titratable acidity, total sugars and ascorbic acid showed positive correlation with the available macro- and micronutrients in the soil.</p></abstract>

The goal of this study was to assess the influence of different organic fertilisers - vermicompost, mulching, Azotobacter, phosphate solubilising microbes (PSM) and Trichoderma harzianum added each year to mineral fertilisers containing NPK and to farmyard manure (FYM) on leaf nutrient status, tree growth, fruit yield and quality of guava grown in low fertile soil. The results revealed that vermicompost, bio-fertilisers and organic mulching resulted in yield and fruit quality boosters, as compared to application of NPK and FYM as the only organic fertiliser. Significant differences in plant height, canopy spread and stem girth of guava plants were obtained in combination, where Azotobacter, T. harzianum, PSM and organic mulching were applied. The leaf nutrient contents (N, P, K, Ca, Mg, Fe, Cu, Mn and Zn) were within sufficient ranges. Fruit yields and quality were highest in combination, where vermicompost, Azotobacter, T. harzianum, PSM and organic mulching was applied. Fruit quality parameters viz. soluble solid concentration, titratable acidity, total sugars and ascorbic acid showed positive correlation with the available macro- and micronutrients in the soil.

Response Of Guava Trees (Psidium Guajava) To Soil Applications Of Mineral And Organic Fertilisers And Biofertilisers Under Conditions Of Low Fertile Soil

Division of Crop Production, Central Institute for Subtropical Horticulture Rehmankhera, Lucknow – 226101, Uttar Pradesh, India

Journal of Horticultural Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The goal of this study was to assess the influence of different organic fertilisers - vermicompost, mulching, Azotobacter, phosphate solubilising microbes...

Response Of Guava Trees (Psidium Guajava) To Soil Applications Of Mineral And Organic Fertilisers And Biofertilisers Under Conditions Of Low Fertile Soil

Published Online: Mar 03, 2015

Page range: 105 - 114

Received: Aug 13, 2013

Accepted: Sep 15, 2014

DOI: https://doi.org/10.2478/johr-2014-0027

© by Kailash Kumar

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.