Show GLEANINGS FIELD MICE HARMFUL TO APPLE ORCHARDS prepared by tho the united stalo department of agriculture it re look out for short field mice this year is the hie admonition of the lie biological surey united states de department part of agriculture injury Iti jury tp to trees and other plant life by these mice occurs at more or less regular Inter interval valt or cycles following a year of maximum abundance there Is opt apt to be a year of 0 comparative scarcity after which leeral years tire are usually required to recuperate the losses and to restore the mice to their usual abundance these mice are among the most prolific pro lilic of all main mammals maLs and during EL a single exceptionally fa favorable e season the they y may limy increase as if by b y magic to menacing menn cing proportions and this tends to shorten the interval between periods of great abundance and destruct lieness large numbers 0 of o mice in a locality not only wt et up lip conditions favorable tor for epizootic to diseases among but also attract unusual numbers of their natural enemies and these conditions account tor for the equally sudden hudden disappearance appearance ot of tile tho mice during the last two seasons there has been hely little field mouse injury so that considerable dara damage 0 ge may be expected within the next s season ea or two that some injury at least Is joe due tor for the present winter Is certain according to tile hie rodent control workers ot of the biological survey surrey site lio found a number 0 of large apple trees as well nell as small ones girdled idled by field mice these ers erb line hae found the mke mice to be abundant in certain sections this year reint relatively ively scarce in others they adise that every or ch chard ardist isit examine lils ills trees and the vicinity of liis ills orchard and where signs of mice are present pres ent take action to prevent injury and serious future losses |