1) Planted Pinus koraiensis
人工栽植红松
2) artificial plantation
人工栽植
1.
have been determined,it showed that:1)the trace spray irrigation can satisfy the need of providing water periodically for artificial plantation of Nostoc flagelliforme;2)the tra.
又分别对土壤含水量、喷水量,不同喷头的水滴直径、空气湿度、蒸发量等指标进行测定,指出:①人工栽植发菜,采用微喷灌技术能够满足节律性周期供水的需要,当水份蒸发到2%以下时表明新的灌水周期开始;②微喷技术能改变田间小气候,有利于发菜生长,③采用微型喷头既能降低能耗,又节约用水量。
3) Pinus koraiensis plantation
红松人工林
1.
The effect of different thinning intensity on Pinus koraiensis plantations;
红松人工林不同间伐强度效果分析
2.
Rats population structure and the occurrence regularity in Pinus koraiensis plantation;
红松人工林鼠类种群结构及发生规律的调查初报
3.
Spatial distribution and compositional evolution of soil cation exchange capacity in Pinus koraiensis plantation;
红松人工林土壤阳离子交换量空间分布及其组成演变
4) Artificial Pinus koraiensis plantation
人工红松林
5) Korean pine plantation
红松人工林
1.
Basing on the analysis of effect of Korean pine plantation for different tending-intermediate cutting and forest exploited both seed and timber, the result showed that it had obvious effect on cultivating large-diameter timber and increasing seed output by means of increasing tending-intermediate cutting strength and adopting pollarding measure.
根据红松人工林多年不同抚育间伐强度及种材兼用林试验的效果分析,表明红松人工林在适当林龄阶段,加大抚育间伐强度,采取截干措施,对培育速生优质大径用材及增加红松培育周期的种子产量有明显的促进作用,是森林分类经营后,建立高效红松商品林的重要措施。
2.
The biomass, productivity and nutrient cycle of Larch plantation and Korean pine plantations in Boli of Heilongjiang Province were studied by selecting the similar stands in stand age, stand structure, site and management practices.
红松人工林群落总生物量为70。
6) plantation project
栽植工程
1.
Discussion of the seedlings plantation project in gardens;
园林苗木栽植工程的探讨
补充资料:人工受精与人工授精
人工受精与人工授精
artificial fertilization and artificial insemination
我国学者把“人工受精”与“人工授精”两名词区别开来:前者指人工体外受精而言,后者指把精液注入到妇女的阴道或宫颈管、宫腔内,使精、卵在体内相遇。人卵体外受精与胚胎移植后出生的婴儿俗称试管婴儿。
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