主要结论如下：1、密度对黄瓜穴盘苗的生长有显著的影响。
The conclusion was followed: 1 Density had significant effect on the growth on the plug seedling of cucumber.
摆臂和穴盘双轴协调控制是穴盘播种器的自动控制系统的关键。
In the automatic controlling system of a plug seedling sower, it is important to coordinate the action of the swinging pole and the displacement of the tray.
甜椒穴盘苗壮苗应具备干物质含量高，根系发达，株高适宜等特点。
Sweet pepper seedling should have such feature as high dry matter content, large root system and proper shoot height.
应用推荐