Researchers

Gehan Hossny Yosief

Department

Soil Physics and Chemistry

Research Field

Natural and Environmental Resources(Soil Physics) - Natural and Environmental Resources(Soil Chemistry) - Natural and Environmental Resources(Soil Amendments)

Awarded Degrees

Degree

BSc, Egypt, Ain Shams in [1986]
Masters, Egypt, Ain Shams Title: After in [1993]
PHD, Egypt, Ain Shams Title: After in [2001]

Rank

Agricultural Engineer in Soil, Water and Environment Research Institute (SWERI) [01/01/1993]
Assistant Researcher in Soil, Water and Environment Research Institute (SWERI) [01/01/1999]
Researcher in Soil, Water and Environment Research Institute (SWERI) [27/12/2001]

Publications

Partial replacement of n-mineral requirements by N-organic source as related to both sesame - wheat yields and their components

Partial replacement of N-mineral requirements by N-organic source as related to both sesame-wheat yields and their components

A study on the efficiency of phosphorus fertilizers for wheat production grown in a sandy soil under the effect of erganic manure application

Partial replacement of N-mineral requirements by N-organic source as related to both sesame–wheat yields and their components

Changes in soil physico-chemical properties and macronutrients contents of pea and tomato plants due to organic manure and some natural minerals fertilization

Effect of some organic and natural conditioners addition on physical and chemical properties of soil, nutritional status and Zea maise yield

Efficiency of Natural Minerals in Presence of Different Nitrogen Forms and Potassium Dissolving Bacteria on Peanut and Sesame Yields

Efficiency of some slow and fast release fertilizers and organic manures on soil nutrients availability and nutritional status of carrot

Demonstration of yield components improvement and total nutrients contents using organic acids enriched with cyan bacteria and foliar application of micronutrients under saline conditions

Stimulant effect of different soil conditioners on some soil characters of salt affected soils and crops productivity

Effect of some organic and natural conditioners addition on physical and chemical properties of soil, nutritional status and zea maise yield

A comparison of phosphate forms and rates as affected by inoculation with phosphate dissolving bacteria in sandy soil

Demonstration of yield components improvement and total nutrients contents using organic acids enriched with cyanobacteria and foliar application of micronutrients under saline conditions

Efficiency of some slow and fast release fertilizers and organic manures on soil nutrients availability and nutritional status of carrot

The conditioning effect of composted rice straw and synthetic soil conditioners on soil properties and crops productivity

Studies on efficiency of humic and fulvic acids derived from compost on nutrients availability in soil and wheat productivity

Conference/Workshop:

A comparison of phosphate forms and rates as affected by inoculation with phosphate dissolving bacteria in sandy soil