Science · Agricultural Microbiology

धान के खेतों में पाया जाने वाला निम्नलिखित में से कौन सा नाइट्रोजन स्थिरीकारक (nitrogen fixer) है जो जल फ़र्न अज़ोला (Azolla) के साथ सहजीवी संबंध बनाता है?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1स्पिरुलिना (Spirulina)
2राइजोबियम (Rhizobium)
3फ्रैंकिया (Frankia)
4एनाबीना (Anabaena)✓

सही उत्तर देखें

एनाबीना (Anabaena)

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