പച്ചക്കറി കൃഷിക്ക് നൽകാം ഒരു നുള്ള് സൂക്ഷ്മ മൂലകം | A pinch of micronutrient can make magic

micronutrient are highly essential in vegetable cultivation. many times deficiency symptoms wrongly taken as diseases. how to use micronutrient is also very important