1.
Study on the effects of primary planted density of young trees of the construction timber forest of China fir
杉木建材林初植密度幼龄期效应的研究
2.
Primary Studies on the Planting Density of Several Main Tree Species of Energy Plantations on Different Sites;
不同立地几种主要能源树种栽植密度的初步研究
3.
Preliminary Study for Planting Density and Harvesting Time of Robinia Energy Forest in Several Regions
几个地区刺槐能源林栽植密度与生长时间的初步研究
4.
Plant density is an important factor for cultural management, there is a close relationship between plant density and fertilizer application.
植株密度是栽培措施的重要因素，植株密度和施肥间存在密切关系。
5.
Development and Preliminary Application of High Precision Nuclear Densimeter
高精度核子密度计的研制与初步应用
6.
treatment designs to optimum plant density
最理想植株密度的处理设计
7.
Study on Relationship between Planting Density and Alfalfa Seed Yield;
种植密度和苜蓿种子产量关系的研究
8.
The Drip Irrigation under Mulch Technology of High Density is Planted on Seed Using Watermelon in Cold District;
寒冷区高密度种植籽瓜膜下滴灌技术
9.
Effects of Planting Density on Starch Accumulation in Sorghum Grains
种植密度对高粱子粒淀粉积累的影响
10.
A preliminary study on planting density and fertilizer rate of rape cultivar"Heza 7"
油菜“核杂7号”种植密度和施肥量研究
11.
Study on the Effect of Planting Density of Malting Barley on Its Yield and Quality
啤酒大麦种植密度对产量品质的影响
12.
Effects of Different Plant Densities on Adzuki Bean (Vigna angularis)
小豆(Vigna angularis)不同种植密度效应研究
13.
Experiment on planting density of new maize variety Dekarl 008
玉米新品种迪卡008种植密度试验
14.
Undergrowth Vegetation and Soil Properties of Pinus massoniana with Different Densities
不同密度马尾松林下植被和土壤性质
15.
Study on Quality of Phaseolus vulgaris L at Different Planting Density
种植密度对粒用芸豆品质的影响研究
16.
Trial of Planting Density and Pruning of Small Watermelon in Plastic Greenhouse in Early Spring
小西瓜大棚早春定植密度和整枝试验
17.
Research Progress on the Relationship between Planting Density and Source-translocation-sink in Maize
玉米种植密度与源、流、库关系研究进展
18.
A Cell Density-Enabled Schema for Initializing Cluster Centers
融合网格密度的聚类中心初始化方案