检索结果

已选条件:

1955

<符合条件的数据共：3058条>

排序方式

登录后可批量下载(统一登录，激活码登录)

The root system of vines on a fertilization experiment with special reference to the phosphate status of the soil

颁布单位：[Stellenbosch University] | 颁布时间：1955 | 实施时间：1955 | 学科分类：[["Phosphatic, fertilizers",, "Viticulture",, "Grapes, --, Roots",, "Grapes, --, Fertilizers",, "Soil, chemistry",, "Soils, --, Agricultural, chemical, content",, "Dissertations, --, Agricultural, chemistry",, "Theses, --, Agricultural, chemistry"]]

预览 | 原文链接 [浏览：6 下载：0]
Several flashcards showing changes in parts before and after VA.--Graphic Design

颁布单位： | 颁布时间：1955 | 实施时间： | 学科分类：[Value Analysis (Cost Control), Economic Engineering, Results, Graphic Design, General Electric Company, Value Service, Materials Department]

预览 | 原文链接 [浏览：6 下载：0]
Value Analysis Seminar Graduation Program, Appliance Park, Louisville, Kentucky

颁布单位： | 颁布时间：1955 | 实施时间： | 学科分类：[Value Analysis (Cost Control), Economic Engineering, Training, Pamphlet, General Electric Company, Value Service, Materials Department]

预览 | 原文链接 [浏览：6 下载：0]
To R. E. Fountain, re: enthusiastic response to VA seminar.--Correspondence

颁布单位： | 颁布时间：1955 | 实施时间： | 学科分类：[Economic Engineering, Recognition, Correspondence, Value Analysis (Cost Control), General Electric Company, Distribution Transformer Dept.]

预览 | 原文链接 [浏览：6 下载：0]
Comments From Three-Days' Managers' Meeting, Plainville, Connecticut

颁布单位： | 颁布时间：1955 | 实施时间： | 学科分类：[Value Analysis (Cost Control), Economic Engineering, Recognition, Notes]

预览 | 原文链接 [浏览：6 下载：0]
Appreciation for recent presentation and assistance, and reply.--Correspondence

颁布单位： | 颁布时间：1955 | 实施时间： | 学科分类：[Value Analysis (Cost Control), Economic Engineering, Recognition, Correspondence, General Electric Company, Naval Ordnance Dept.]

预览 | 原文链接 [浏览：6 下载：0]
To Department Managers re: reorganization of VA division to assign two staff members to ";follow-up assistance in the Operating Departments"; following Roy Fountain's three-week VA seminar.--Correspondence

颁布单位： | 颁布时间：1955 | 实施时间： | 学科分类：[Value Analysis (Cost Control), Economic Engineering, History, Correspondence, General Electric Company]

预览 | 原文链接 [浏览：6 下载：0]
ADVANCES IN ORGANIC CHEMISTRY - 14TH INTERNATIONAL CONGRESS OF PURE AND APPLIED CHEMISTRY

颁布单位： | 颁布时间：1955 | 实施时间： | 学科分类：[Editorial, Material]

预览 | 原文链接 [浏览：6 下载：0]
Studies on Root-Breaking in Certain Crop Plants Caused by the Formation of IcicIe-Layer in the Ground and on Protection Methods against Them : 3. Formation of Ground-Cavity and Its Relation to the Plant Roots

颁布单位： | 颁布时间：1955 | 实施时间： | 学科分类：[农业科学（综合）]

预览 | 原文链接 [浏览：6 下载：0]
Physiological basis of resistance of rice plants for submersion under water

颁布单位： | 颁布时间：1955 | 实施时间： | 学科分类：[农业科学（综合）]

预览 | 原文链接 [浏览：6 下载：0]