Published Paper Details:

Maize is a staple food grain and third important cereal crop in India after rice and wheat that grows in a wide range of environments ranges from a semi-arid region to humid regions. India ranks about 4th position in the world by area and 7th in production. Andhra Pradesh is one of the largest producers of maize in India. According to the data collected between 2021-2022 maize in Andhra Pradesh was cultivated in an area of 3.42 lakh ha of yield and a productivity of 20.49 lakh tonnes and 5991 kg/ha respectively contributing about 6.09 per cent to total country's production. Vizianagaram district is located at the north eastern region where maize productionof Andhra Pradesh that ranks 4th place in the state with an area of cultivation about 41 hectares with a yield of 3797 Kg/ha. The yield in kharif is more when compared to rabi. The production varies with use of different varieties. Biofertilizers are the natural products obtained from microorganisms as a result of decomposing organic substances and help in overall growth and development of the plant. The present study discusses the use of biofertilizers and their effects on growth and yield of maize varietiesof both kharif and rabi. The DHM103 and DHM107are taken as kharif varieties and PUSA hybrid-1 and Ganga II are taken for rabi season from Vizianagaram district of Andhra Pradesh.