Science · Medical Inventions
डी.डी.टी. (DDT) के कीटनाशक गुणों की खोज किसने की थी?
- 1पॉल हरमन मुलर✓
- 2अलेक्जेंडर फ्लेमिंग
- 3जोसेफ लिस्टर
- 4रॉबर्ट कोच
सही उत्तर देखें
पॉल हरमन मुलर
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