be productive

See: pullulate
References in classic literature ?
Delinquencies, from whatever causes, would be productive of complaints, recriminations, and quarrels.
Dashwood, persuaded that such an excursion would be productive of much amusement to both her daughters, and perceiving through all her affectionate attention to herself, how much the heart of Marianne was in it, would not hear of their declining the offer upon HER account; insisted on their both accepting it directly; and then began to foresee, with her usual cheerfulness, a variety of advantages that would accrue to them all, from this separation.
My lowland will receive 240 euros/ha by 2019 - much lower than it used to be, but I think I can still be productive on this land.
I'm also being targeted by pharmaceutical companies with magazine and TV ads that describe me exactly and tell me that I can greet the dawn with gusto, romp with my children, smile at myself in the mirror, and be productive, cheerful, and optimistic ("like myself again") if I take their drugs.
We believe the distributor and retailer are critical and essential links in providing growers with both products and services they need to be productive and successful.
How such people could be productive and contribute to improve the well-being of others is hard to imagine.