The optimum soil moisture content index about tomato seedling bed irrigation was conducted out in early spring.
对番茄早春育苗的苗床灌溉最佳土壤含水量上限数值进行了试验研究。
The study on various form of seedling bed and seedling shed was carried out in Jilin province newly developed tobacco areas.
本文针对吉林省新烟区的环境特点，对不同形式的苗棚苗床对烟苗的影响进行了研究。
During the tobacco hardening period bed of tobacco seedling was the falling target of alate aphids and was the main resource of tobacco virus spread by aphids.
炼苗期烟草苗床是传毒介体有翅蚜着落的靶子中心，是烟田蚜传病毒病的主要初侵染源，为防治烟草蚜传病毒病的关键时期。
This thesis expounded the influence of the acid soil of rice bed on seedling growth.
论述了水稻床土调酸效果及其对秧苗生长发育的影响。
Comparing seed bed culture with raising seedling dish, the former is more easily managed, and has higher amounts of tuber and higher ratio of big tuber than the later.
通过对苗床和育苗盘栽培比较，前者利于管理，结薯量和大薯率都较后者高。
Comparing seed bed culture with raising seedling dish, the former is more easily managed, and has higher amounts of tuber and higher ratio of big tuber than the later.
通过对苗床和育苗盘栽培比较，前者利于管理，结薯量和大薯率都较后者高。
应用推荐