Environment & Ecology · Environment
निम्नलिखित में से कौन सा जैव उर्वरक है?
- 1सुपरफॉस्फेट
- 2एजोटोबैक्टर✓
- 3अमोनियम सल्फेट
- 4यूरिया
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एजोटोबैक्टर
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