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Soyabeans cv. Davis were grown in the field in open-top chambers ventilated with charcoal-filtered air, non-filtered air or non-filtered air to which ...
Read moreGermination and early seedling growth of Pinus contorta and Picea glauca were examined in distilled water (pH 6.3) (control), eight acidic buffer solu...
Read moreEstablishment and spread are central in weed invasion. In this study we quantified the impact of harvest and weed management practices on these proces...
Read moreDuring the summer of 1976, population levels of various herbivores and all predators and parasites in fields in USA were monitored by three sampling m...
Read moreSorghum cv. Funk's 522 was grown in 1978 followed by rye cv. Abruzzi under conventional tillage (CT) (disc ploughing) or no tillage (NT). Soyabean cv....
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