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一、光照强弱对生长有啥影响?长期阴暗,会使枝叶徒长、枝梢纤细、针叶瘦弱、枯黄脱落;在室内培育的,应放在散射光明亮处,并在适当时间移至室外补充光照;如常年在室外向阳处的,光照充足,一般都生长良好,针叶短而壮实,且叶色翠绿。炎夏中午必须遮荫以防直晒,否则容易引起焦叶;尤其2年以内的幼苗,必须始终保持半遮荫状态。二、为啥叶片针尖会发黄脱落?盆栽或大田栽种五针松,
First, the light intensity of the growth of what effect? Long-term darkness, will make the branches and leaves long, thin branches, thin needles, brown off; indoors nurture, should be placed in bright light scattering, and in the appropriate time to move to the outdoors Supplementary lighting; such as perennial outdoor sunny place, adequate light, generally good growth, short and stout conifers, and leaves color green. Shady at noon during summer to prevent direct sunlight, otherwise easily lead to scorching leaves; especially within 2 years of seedlings, we must always maintain a semi-shade state. Second, why the tip of the leaves will yellow off? Potted or field planted five needles loose,