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山东苗木基地教您从外观识别黑松苗木是否带病

In the current market and lodgepole pine seedlings, seedlings and some individual traders commonly used carrier as healthy seedlings for sale, the lack of seedling disease recognition ability are easily deceived. At the base of flowers and trees to teach you how to distinguish green pine seedling disease and healthy seedling:

健壮的黑松幼苗针叶翠绿,株形紧凑美观,枝条分布均匀,植株苍劲挺拔,根系显露盘结,无倒根,主干粗壮而又自然弯曲,节间密集。而带病的幼苗针叶发黄,缺叶或带有色斑,松针细长,松散,形同散生乱发,须根不多,带土少。

Strong green seedlings leaves, compact plant type appearance, uniform distribution of branches, plant root exposure. The vigorous tall and straight, no root, trunk, thick and dense natural bent, internode. And the sick leaves or needles yellow seedlings, the lack of a splash, pine needle thin, loose, like scattered hair, much less fibrous roots, soil.