Microbial transformation of nitrogen in soil under different drainage system
El-Sissy,Laila Mohamed Hassan.
Microbial transformation of nitrogen in soil under different drainage system [microform]/ التحولات الميكروبية لعنصر النيتروجين فى الأراضى تحت نظم الصرف المختلفة. Laila Mohamed Hassan El-Sissy. - 1987. - 130, 6 leaves : ill. ; 30 cm.
Thesis (Ph.D.) -- Cairo University, 1978.
Includes bibliographical reference (leaves 114-130)
Microfiche.
Cairo, Egypt :
ASUNET,
3 microfiche : negative.
Summary in Arabic.
Soil microbiology.
Soils--Nitrogen content.
Soils--Analysis.
Drainage.
Microbial transformation of nitrogen in soil under different drainage system [microform]/ التحولات الميكروبية لعنصر النيتروجين فى الأراضى تحت نظم الصرف المختلفة. Laila Mohamed Hassan El-Sissy. - 1987. - 130, 6 leaves : ill. ; 30 cm.
Thesis (Ph.D.) -- Cairo University, 1978.
Includes bibliographical reference (leaves 114-130)
Microfiche.
Cairo, Egypt :
ASUNET,
3 microfiche : negative.
Summary in Arabic.
Soil microbiology.
Soils--Nitrogen content.
Soils--Analysis.
Drainage.