| Show ALFALFA YIELD SURVEYS REPORTED the following table shows the results of an alfalfa yield survey conducted last summer by the local extension office with the coope cooperating ratina ot of 41 iron county farmers to determine at what age alfalfa yields alst in this thia locality field groups acre yield 1 to 10 years old toia 10 to 16 years old tons 15 to 20 years old tons toils 20 years and over tons from the table it will be seen that the hie fields ranging in age from 15 to 20 years of age produced the largest yield the thelda front from 10 to 15 years of age tho the next largest total yield the hie field over 20 years ril 01 age ranked third in toul ul yield and the iha fields fron 1 to lo 10 years old lhoest of 0 aar 1 I beur groups la in order to properly Interi inter pt ert these results it should bo be explained that the young fields in most in stances were fields which did tot rot have as good water right as tg 09 other fields the older fields as a general rule may lie be said to have had the advantage of deeper al ad a d more fertile soil with a better water right than the newer fields which are la in many cases fielt with lighter and newer soil and having less leas favorable water rights than the old fields no third c crop op was harvested from the group train fram 1 to 10 years results frow roia f ri nilar inglar s irvyn acted ducted in north ri count counties lea of 0 aln state indicate that fields irom froat 1 to 10 years old yielded eigher than any other group this survey will ie be tonti nud nex year with the of tryla to determine at what age ZA ld lelda fields of the county prodoc maximum yields this information when obtained will vill furnash tarra farm cre i L on which to borc out a i definite crop rotation system |
