Influence of rates and methods of manganese application on yield and nutrition of wheat in a reclaimed sodic soil

abonos abonos de oligoelementos application foliaire application methods application rates chemical composition composition chimique dose d'application efficiency eficacia engrais fertilizers foliar application inde india manganese manganeso micronutrient fertilizers nutrition des plantes plant nutrition sodic soils sol sodique trigo triticum uses usos utilisation wheats