Very productive (8)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">very productive</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for prolific that I've seen before include "Producing fruit in abundance" , "Producing a great amount, as writer may" , "Copious" , "Abundant in growth" , "Highly productive, fruitful" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">very productive</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I know this)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for fertile that I've seen before include "(Of soil) rich" , "Fecund" , "Abundantly productive" , "Capable of growing or reproducing" , "Rich in resources" .)