The suitable ratio of natural mating between males and females is ( )
A、Male:Female=1:10;
B、Male:Female=3:10;
C、Male:Female=1:25;
D、Male:Female=3:1
发布时间:2025-06-11 16:25:54
A、Male:Female=1:10;
B、Male:Female=3:10;
C、Male:Female=1:25;
D、Male:Female=3:1