1) pine seedling growing
松树育苗
2) cultivation of Pinus tabulaeformis
油松育苗
1.
Through the study on the relationship between former stub land and cultivation of Pinus tabulaeformis,results showed that cultivation of Pinus tabulaeformis had direct relation with former stub land.
通过对油松育苗与前茬地关系的研究,结果表明:抓好油松育苗与前茬地有直接关系,油松重茬地最佳;新茬地通过客土改良,也可起到一定效果;未经土壤改良的新茬地最差。
3) tree seeding raising
树木育苗
1.
The agents of LT—200,LT—100 (made in San-yan Industrial Company,Japan),Huang-guan and Bo-ya were tested in field experiments to study the effects of different soil water-holding agents on spring wheat plant, tree transplant,and tree seeding raising.
采用大田试验,对春小麦种植、树苗移栽和树木育苗实施了不同土壤保水剂(LT—200,LT—100,博亚和皇冠)处理,研究了不同土壤保水剂应用效果及对植物生长的影响。
4) raise seeding species
育苗树种
5) seedling breeding of the jujube tree
枣树育苗
补充资料:发现:松树抗辐射
专家发现,俄罗斯巴什基尔自治共和国境内的部分松树含有多种稀土元素,因而能够抵御当地土壤中的铀、钍的辐射,具有很强的适应和生存能力。阿尔卡乌活沃地区的松树能够从土壤中吸取钐、铕、钆、镐等稀土元素。绝大多数稀土元素能够俘获并吸收中子,在俘获中子的同时,稀土元素还能释放出微量的伽马射线,促进松树体内的物质交换和其他生命活动。(源自:辽宁林业信息网)
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条