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<br /> by Tim Rhay The First Steps
<br /> Possibly the best of all starting points is the adoption o'
<br /> Since at (east 1975, the Parks Maintenance Division of integrated pest management (IPM) methodology. This is
<br /> the City of Eugene, Oregon, has been engaged in an effort not only environmentally responsible, but financially
<br /> to reduce the amount of chemical pesticide used in park pragmatic as well. We will not attempt to explain 1PM in
<br /> maintenance operations and to replace the with more detail as this would require too much space, and there is an
<br /> natural methods. This effort has evolved into our current expanding reservoir of literature on this subject a%'ailab!e
<br /> integrated pest management (1PM) program and, most in professional publications as well as consultants such as
<br /> recently, what we have come to call the turf alternatives William and Helga Olkowski of the John Muir Institute for
<br /> project: an effort to develop workable methods of alterna- Environmental Studies (who have been of considerable as-
<br /> tive turf maintenance that can be applied in a cost -effective siounc to us). Or gon State c r ity an dethe ar oll
<br /> manner 2 large scale.
<br /> This has as b
<br /> proven to be both a rewarding and a frustrating free. Mandatory re- certification class-es for pesticide appli-
<br /> experience. Progress has been made but much more re- cators also have begun to feature IPM techniques.
<br /> mains to be done, and acheing'e are be neither simple
<br /> couragedand op- 1PM and P�tthe 1 no o u P( °1Ce °`1 information, t �•�ll end ndthe about
<br /> o:�
<br /> inexpensive. our } . Through unnecessary) practice of making com-
<br /> timistic that our goals can be realized eventual) • h troversial (and unnecessa ) p
<br /> this article we want to share others nterested in shear and Preeds S applications
<br /> by the cale
<br /> calendar,- of herbicide leao•e control ani,
<br /> done so far, and to encourage
<br /> duction of chemical-based deneloaP mcnttrand programs chan- necessary will total
<br /> be amount
<br /> reduced, chemical l ej
<br /> nel their energy into the `-
<br /> without discernable impact on the appearance of your turf
<br /> workable, cost - effective alternatives.
<br /> The foundational principle of alternative turf mainten- areas.
<br /> ante is, simply stated, to encourage the health and vigor of Another primary step is the classification of turf area`,
<br /> the turf grass and its ability to resist stress, withstand according to function and appropriate maintenance stand•
<br /> .ear, and compete against undesirable vegetation without and This is related to the )PM concept o! setting an somewhat ol_,-
<br /> chemical assistance In a practice. ths has provn to be large scale within opera siou used primarily lli is
<br /> challenge, especially
<br /> imarily for sunbathing a'"'
<br /> tional g
<br /> tional Eres.ork of the typical public agency with limited impromptu games of frisbee o not require nt( courses and
<br /> budgetary', equipment and labor resource -s. For this rea- sive maintenance as formal gardens. g
<br /> son, the first alternative ho that t ken without elements
<br /> have. for example, allowed demand
<br /> d a grass area Eugene park t
<br /> ar a thatforrns atransi
<br /> discussed will be those t a to
<br /> creasing the resources. Properly applied, the intial Lion from the developed pah End. z a 'er�
<br /> steps can actually generate s avings which, hopefully, could becometftrofusely plottted is N the ban s the golf course ens-
<br /> be used to develop the program further. playfield where it must be controlled
<br /> Mowing Heights Arc Important
<br /> 1 i has been cen Park O;
<br /> c ration_i Sut,crv for the c g r. al;crnali i
<br /> (us �cnc Orc�; d fit forks and s'ncc The importance of mowin�- hci ht
<br /> r and r,,ain;cnancc programs has been estahhsncd by rrscar`
<br /> he iUCS Su; lCndCnt O� 1�] t.5 p,,,,: •i
<br /> 7o?h Before r t1
<br /> ,�,!(or;l Orc,,;'„t. t.ir four 4•carti
<br /> an:, L. Ix '��i<lelc I,not��:i 5��r'i�'.�;h: rc
<br />
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