نتایج جستجو برای: weed control
تعداد نتایج: 1336080 فیلتر نتایج به سال:
Journal:
:Proceedings of the New Zealand Weed and Pest Control Conference
1984
Journal:
:Proceedings of the New Zealand Weed Control Conference
1962
2009
David Brauer
Henry Pearson
Silvopasture practices are being advocated as a means of maintaining pine forest acreage in the southeast United States; however, scientific data on the design and management for optimum tree growth are lacking. Studies were conducted near Booneville AR to determine the effects of weed control, irrigation, soil fertilization and protection from cattle grazing on the establishment of loblolly pi...
Journal:
:Proceedings of the New Zealand Weed and Pest Control Conference
1964
Journal:
:Proceedings of the New Zealand Weed Control Conference
1954
Journal:
:Proceedings of the New Zealand Weed and Pest Control Conference
1975
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