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Hotspot


Dive into the research topics where Johannes Dr. Niggemann is active.

Publication


Featured researches published by Johannes Dr. Niggemann.


Archive | 1979

Agrochemical agents and their use

Kuno Wagner; Johannes Dr. Niggemann; Kurt Findeisen; Hans Scheinpflug


Archive | 1977

Fertilizers for supplying plants with iron

Volker Mues; Johannes Dr. Niggemann


Archive | 1983

Inorganic depot fertilizers

Horst Brunn; Johannes Dr. Niggemann; Peter Dr. Köhler; Franz Hund


Archive | 1979

Agrochemical agents and animal feed additive, their use, process for production of fertilizers and process for fertilizing plants

Kuno Wagner; Johannes Dr. Niggemann; Kurt Findeisen; Hans Scheinpflug; Artur Reischl


Archive | 1976

Ferrocene derivative for supplying plants with iron

Volker Mues; Johannes Dr. Niggemann


Archive | 1976

Treating micro-nutrient deficiencies in plants

Volker Mues; Johannes Dr. Niggemann


Archive | 1983

Grass growth regulators

Gerhard Baron; Klaus Lurssen; Johannes Dr. Niggemann; Hermann Dr Neumaier


Archive | 1979

Fertilizer for providing plants with iron

Volker Mues; Johannes Dr. Niggemann


Archive | 1978

Fertilizers for supplying plants with micronutrients

Volker Mues; Johannes Dr. Niggemann


Archive | 1983

Controlled-release fertilizer, process for its preparation and its application

Horst Brunn; Johannes Dr. Niggemann; Peter Dr. Köhler; Franz Hund

Collaboration


Dive into the Johannes Dr. Niggemann's collaboration.

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