132 MISC. PUB. 190, U.S. DEPT. OF AGRICULTURE 
In order to allow for variations incident to proper 
packing, not more than 10 percent, by count, of the 
packages may vary from the specified requirements. 
DEFINITIONS OF TERMS 
As used in these grades: 
“Well formed” means that the plums or prunes 
have the shape characteristic of the variety. 
** Mature” means that the plums or prunes have 
reached the stage of maturity which will insure a 
proper completion of the ripening process. 
“Damage” means any injury or defect which 
materially affects the appearance or keeping quality 
of the fruit. Any one of the following defects, or 
any combination of defects, the seriousness of which 
exceeds the maximum allowed for any one defect, 
shall be considered as damage: 
(1) Hail marks, when the injury is more than 
superficial, or superficial hail marks which exceed 
three eighths inch in the aggregate, or when the skin 
has been broken. 
(2) Sunburn, when the normal color of the plum 
or prune is materially changed, or the skin is blis- 
tered or cracked. 
(3) Growth cracks, when deep or not well healed, 
or well healed and shallow growth cracks when 
more than one in Number or when more than one 
fourth inch in length. 
(4) Russeting, when aggregating more than 10 
percent of the fruit surface. 
(5) Thorn and limb seratches, when not weil 
healed, or when aggregating more than one half 
inch in length. 
“Serious damage” means any injury or defect 
Which seriously detracts from the appearance or 
keeping quality of the fruit. Plums or prunes with 
pulled stems where the skin has been torn beyond 
the stem basin, and all other unhealed cuts and 
skin breaks shall be considered as serious damage. 
“Well colored” as applied to Italian type prunes 
means that 95 percent of the surface of the prune is 
covered with purple color except that portion which 
is permitted to be affected by russeting. — 
“Fairly well colored” as applied to Italian type 
prunes means that not less than three fourths of the 
surface of the prune shows purple color. 
