3) light media
轻型基质
1.
The light media mainly made from bagasse,coir,rice hull were tested.
应用南方种苗基地附近的农林废弃物为原料配制轻型基质,按照正交试验设计方法,开展了桉树扦插育苗的试验研究,重点研究了以蔗渣、椰糠、稻壳为主要成分的轻型基质对桉树扦插苗根系生根率、生根量、主根长、Ⅱ级侧根发生值、总Ⅰ级侧根长度等的影响,试验结果表明不同基质成分对桉树苗木生长指标影响显著:蔗渣对苗木生根率、稻壳对Ⅱ级侧根发生值、蔗渣灰对总Ⅰ级侧根长度分别起主导作用,椰糠及其与其它基质的交互作用对生根率、生根条数等影响较大,最后筛选出2种可在生产上推广应用的优良轻型基质配方,即:甘蔗渣∶椰糠∶稻壳∶蔗渣灰为1∶2∶1∶0或1∶2∶0∶0。
2.
With broad-leaved trees,such as Manglietia yuyuanensis,Michelia maudiae,Cinnamomum porrectum and Sloanea sinensis Hemsl,as experimental materials,the light media,the standards of the containers,the quality of broad-leaved trees raised in the seedling containers and so on were studied.
以容器育苗为研究方向,以乳源木莲、深山含笑、大叶樟、猴欢喜等阔叶树种为试验材料,开展了育苗轻型基质、育苗容器规格、阔叶树容器苗出圃质量评价等方面的研究。
3.
As a kind of Fast growing tree species, Eucalypt play an important role in developing forestation in south ChinaJt s necessary to develop a new method for Eucalypt rooted cutting propagation by using the light media instead of deep yellow soils.
改革现在落后的黄土育苗方式，开展新型的轻型基质育苗研究势在必行。
4) light medium
轻型基质
1.
The production of eucalyptus cuttings,however,have not been realized automation,and the most important reason of this is the lack of proper light medium.
但目前桉树苗木的生产无法实现工厂化生产,其中一个重要的原因是没有合适的轻型基质。
2.
Coconut chaff,peat soil and yellow soil are taken as the light medium for Eucalyptus rooted cuttings.
以椰糠和泥炭土、黄心土作为桉树扦插的轻型基质。
5) semi-light stroma
半轻型基质
1.
This paper mainly reported the results of three years of breeding fine seedlings of Pinus massoniana with root-thinning container and semi-light stroma.
主要报道应用舒根型容器与半轻型基质 ,培育马尾松优质容器苗 3年的研究结果。
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