Renewed activities in biological control of ragwort
نویسندگان
چکیده
منابع مشابه
Herbicides compromise biological control of ragwort
In spite of ragwort flea beetle (RFB) being present on a Dannevirke dairy farm, pastures were sprayed each winter to reduce ragwort density and limit the risk of ragwort poisoning of stock. The trial on this farm from June 1999 – October 2001, aimed to determine whether herbicide (H) impacted on RFB and how H and RFB each impacted on ragwort growth and persistence. RFBfree areas were created by...
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ژورنال
عنوان ژورنال: Proceedings of the New Zealand Weed and Pest Control Conference
سال: 1984
ISSN: 0370-2804,0370-2804
DOI: 10.30843/nzpp.1984.37.9510