نتایج جستجو برای: mechanical weed control

تعداد نتایج: 1546180  

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 Control Conference 1957

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

2010
Jacob Weiner Sven B Andersen Wibke K-M Wille Hans W Griepentrog Jannie M Olsen

Evolutionary theory can be applied to improve agricultural yields and/or sustainability, an approach we call Evolutionary Agroecology. The basic idea is that plant breeding is unlikely to improve attributes already favored by millions of years of natural selection, whereas there may be unutilized potential in selecting for attributes that increase total crop yield but reduce plants' individual ...

Journal: :Proceedings of the New Zealand Plant Protection Conference 1996

Journal: :Proceedings of the New Zealand Weed and Pest Control Conference 1966

Journal: :Proceedings of the New Zealand Weed Control Conference 1956

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