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- AdaptationresearchonperennialryegrassvarietiesinBeijing.Studyoncompetitionbetweenzoysiaandover-seededperennialryegrassinnorthtransitionalclimaticzoneTheeffectsoffertilizationandsowingrateontheseedproductivityofturftypeperennialryegrass(Loliumperenne)...
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