The University of Illinois Extension advises getting bare-root roses as close to planting time as you can.
伊利诺伊州立大学分院建议，取得裸根玫瑰的时间要尽可能接近你种植的时间。
The University of Illinois Extension advises getting bare-root roses as close to planting time as you can.
伊利诺伊大学推广部门建议，购买裸根玫瑰的时间要尽可能接近你种植的时间。
But David Robson of the University of Illinois Extension says more and more plants are grown in containers.
但是，伊利诺斯推广大学的大卫·罗伯森表示，越来越多的植物被种在容器中。
David Robson from the University of Illinois Extension says the best results come from moist, richly organic black soil.
VOA: special.2009.07.07
The University of Illinois Extension service says you should harvest beans when the pods are firm and have reached their full length.
VOA: special.2009.03.24
But John Masiunas of the University of Illinois Extension says it may be best to wait until after the last winter freeze.
VOA: special.2009.03.10
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