Biology · Plant Hormones
सिंथेटिक ऑक्सिन 2,4-D (2,4-डाइक्लोरोफेनोक्सीएसेटिक एसिड) का उपयोग आमतौर पर कृषि में किस रूप में किया जाता है?
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शाकनाशी (हर्बीसाइड)
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