Vol. 9, Special Issue 5, Part A (2025)
Effect of crop geometry and phosphorus application on green fodder yield and nutritional quality of baby corn (Zea mays L.) for livestock feeding
K Ravichandra, P Aruna, C Ramakrishna, B Soumya and M Mutha Rao
Because of its high monetary worth, baby corn can be used to generate income, diversify crops and add value. The agronomic practices including rate of phosphorus nutrition and row spacing are specific to the area and are not well known, which obviously influence the productivity of the crop. Thereby, it is pivotal to standardize the agro-techniques executed for its cultivation. Therefore, the present study was conducted with the aim of identifying the optimum rate of phosphorus and row spacing for enhanced growth and fodder yield responses of the crop in the study area. A field experiment was conducted during the rabi 2020 under irrigated conditions with baby corn variety G-5414. The experiment consisted of different levels of phosphorus (40, 50, 60 kg/ha) and row spacings (40 × 15 cm, 45 × 15 cm, and 50 × 15 cm).
The results indicated that both phosphorus application and row spacing significantly influenced most of the observed parameters. The treatment combination of 50 × 15 cm spacing with 50 kg P ha-1 recorded the tallest plants, thicker stems, higher leaf area index, greater number of internodes, and the highest green and dry fodder yields. This combination also resulted in the highest crude protein content and the lowest crude fibre content, suggesting its suitability for baby corn production in the Krishna zone of Andhra Pradesh under irrigated conditions. Field trials on different baby corn varieties could be considered in the future line of work.
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