One verse

Srimad Bhagavatam 4.18.26

4.18.26

सर्वे स्वमुख्यवत्सेन स्वे स्वे पात्रे पृथक् पय: । सर्वकामदुघां पृथ्वीं दुदुहु: पृथुभाविताम् ॥ २६ ॥

sarve sva-mukhya-vatsena sve sve patre prthak payah sarva-kama-dugham prthvim duduhuh prthu-bhavitam

sarve
all
sva-mukhya
by their own chiefs
vatsena
as the calf
sve sve
in their own
patre
pots
prthak
different
payah
milk
sarva-kama
all desirables
dugham
supplying as milk
prthvim
the plane earth
duduhuh
milked out
prthu-bhavitam
controlled by King Prthu.

The plane earth supplied everyone his respective food. During the time of King Prthu, the earth was fully under the control of the King. Thus all the inhabitants of the earth could get their food supply by creating various types of calves and putting their particular types of milk in various pots.