Hence, pollen grains can be found in abundance in the earth’s soil. In fact, scientists have learned much about the earth’s botanical history by studying pollen found in soil samples taken from various depths.
इसके बावजूद, ज़्यादातर परागकणों में कुछ दिनों या हफ्तों के लिए ही अंकुरित होने की क्षमता रहती है ।