1.
Effect of trace element fertilizers on the productivity of cultivated perennial grassland in alpine area
高寒地区微肥对多年生人工草地生产性能的影响
2.
Characteristics of Weed Community of Mixed Cropping Annual Artificial Grassland
1年生人工混播草地杂草群落特性研究
3.
Ecology Research of Two Rangeland Plantation in Duolun County;
多伦县两种草地人工林的生态学研究
4.
plot of perennial rye-grass
多年生黑麦草种植地块
5.
annual to perennial herbs of the Mediterranean region.
地中海地区一个一年或多年生草本属。
6.
Effects of Plant Species Diversity on Ecosystem Functioning in Artificial Grassland;
人工草地植物种多样性对生态系统功能的影响
7.
The Study of Interspecific Relationship and the Characteristics of Weed Community of the Mixed Cropping Annual Artificial Grassland in the up Stream of Shiyang River;
石羊河上游一年生人工草地种间关系及杂草群落动态研究
8.
Analysis and Identification of Variation Induced by Tissue Culture and ～(60)Co-γ Irradiation in Lolium Perenne L.;
多年生黑麦草人工诱发变异的多态性分析与鉴定
9.
Study on Energy Conversion Rate of Annual Cultivated Grassland-Tibetan Lamb Fatting in Alpine Region
高寒地区一年生人工草地--藏羔羊育肥能量转化效率研究
10.
The Adaptation and Evaluation of Perennial Forages in Desert Steppe;
荒漠草原地区多年生牧草的适应性及其评价
11.
annual or perennial succulent grasses of warm regions.
温带地区一个多汁的一年或多年生禾草属。
12.
genus of perennial herbs of cool temperate regions; sometimes placed in family Melanthiaceae.
温凉地区的一个多年生草本属。
13.
The Effect of perennial and annual grasses mixture in plateau area
高原地区多年生与一年生禾本科牧草混播效果
14.
erect perennial Old World herb of dry grassy habitats.
挺直的旧大陆多年生草本植物，生长于较干燥的多草地区。
15.
perennial grass of South Africa introduced into United States; cultivated as forage grass in dry regions.
引入美国的一种南非多年生草；干燥地区培植的草料草。
16.
wild strawberry of western United States and South America; source of many varieties of cultivated strawberries.
美国和南美的野生草莓；多种人工栽培草莓之源。
17.
biennial or perennial herbs of north temperate regions: winter cress.
北温带地区一个二年或多年生草本属；山荠。
18.
European perennial grass widely cultivated for pasture and hay and as a lawn grass.
欧洲多年生草，广泛栽培用作牧草、干草和草坪草。