Experimental Error in Crop Tests 
i ii 3^ m M ii ii 5i is 2 S3 SH 5 
I itTi H-+7Ti+i+i 1+ I+I I+I 
d d2 ^2 1^2 52 3^ 5!! dc^ 
o -t^ a;q 00 
I I I I I 1+ +1 1+ +1 +1 1+ I +1 1+ I 
I 
i II Ii ii 12 52 25 g2 22 5S |S S 
I 
1 ii s| Is 12 Is i! si 32 Is p § 
++++++++ I ++ M I + + I +1 +1 I + I 
2 "5 52 dS S2 3^ dd 2^ d2 d 
+ ++++++ +1 +4- M 1+ +1 +1 +1 1+ I 
2 22 2| 22 2S 22 2S || || 2 
mmmmmmmmmmm 
1-5 dd Tpod -^-^ dd dd dd d^f .-h,h Nt> 
I II + 1 I + +7 + 1 ++ 1 ++ I + +4- II 7 
^ S2 55 5S 25 5^1 2: Sd s 
I I I + 1 I + + 1 + 1 ++ I ++ I + ++ I I I 
i 2s 5| ri ii Ii ii ii ii i 
