A cutting, the roots cut paragraphs buried in the soil, so roots become an independent plant. Some of the difficult rooting plants such as dandelion can breed this way.
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gēn chā
Some plant breeding methods, to their roots cut into paragraphs inserted or buried in the soil, can grow into several strains of independent plants. Such as dandelion
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No. 3
A way of breeding some plants. The roots cut paragraphs buried in the soil, soon grow fine roots and shoots regeneration from leaf, into several independent plants.
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No. 4
根插（root cutting）：以根段作为插根的扦插方法。将粗0．3～1．5厘米的根，剪成5～15厘米长作插根，上口平剪，下口斜剪，直插于土中，扦插后发生不定根和芽。根的抗干、抗冻能力弱，插后床面浇水并覆盖保湿；寒地冬季根段宜沙藏，待次春解冻后扦插。枝插成活困难而根插较易成活的树种如枣、柿、核桃、长山核桃、山核桃、漆树等常用此法。苗圃中杜梨、山定子、海棠、苹果营养系矮化砧等，可利用苗木出圃残留下根段进行根插。
扦插的一种，把植物的根切成几段埋在土里，使生根，成为独立的植物体。某些不易生根的植物如蒲公英可以用这种方法繁殖。cuttage;cutting the root of a plant into several parts and burying them in the soil so they become independent plants.this method is used for some plants that don't root easily,such as the dandelion.