Селскостопанска академия

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Намерени са 422 резултата.
Crop rotation and associated tillage practices for controlling annual weeds in flax and reducing the weed seed population of the soil
Пр 906
Каталог "Книги"
Crop rotation and associated tillage practices for controlling annual weeds in flax and reducing the weed seed population of the soil
(1958)
R. Dunham; R. Andersen; R. Robinson; и др.

Review and discussion of literature pertinent to crop rotations for erodible soils
Пр 1333
Каталог "Книги"
Review and discussion of literature pertinent to crop rotations for erodible soils
(1939)
C. Enlow

An Economic simulation of risk efficiency among alternative double-crop machinery selections
Пр 1637
Каталог "Книги"
An Economic simulation of risk efficiency among alternative double-crop machinery selections
(1986)
Michael Wetzstein; et al.

Effects of crop rotation on potato production in the temperate zones
DV 153
Каталог "Книги" | Книги
Effects of crop rotation on potato production in the temperate zones
Proc. of the Internat. Conference on ..., held August 14-19, 1988, Wageningen, The Netherlands (1989)
J. Vos

Effects of low doses of radiation on crop plants
Пр 564
Каталог "Книги"
Effects of low doses of radiation on crop plants
Report of a panel (1966)

Efficient use of nitrogen on crop land in the Northeast
Пр 1298
Каталог "Книги"
Efficient use of nitrogen on crop land in the Northeast
(1980)
Allen Barker

Crop residues and agro-industrial by-products in animal feeding
Пр II 752
Каталог "Книги"
Crop residues and agro-industrial by-products in animal feeding
Proc., Dakar, 21-25 September 1982 (1982)

Evolution of crop plants
31
Каталог "Книги" | Книги
Evolution of crop plants
(1979)
N. Simmonds

Second-crop Purple Top turnip
Пр 995
Каталог "Книги"
Second-crop Purple Top turnip
Population, yield and yield distibution (1988)
David Evans; Thomas Cline

The feasibility of improved sole crop cotton production technology for the small-scale farmer in the Northern Guinea Savanna Zone of Nigeria
Пр II 649
Каталог "Книги"
The feasibility of improved sole crop cotton production technology for the small-scale farmer in the Northern Guinea Savanna Zone of Nigeria
(1976)
P. etc.

Crop water use and dry matter production : state of the art
Пр 450
Каталог "Книги"
Crop water use and dry matter production : state of the art
(1985)
R. Feddes

Water, heat and crop growth
Пр 511
Каталог "Книги"
Water, heat and crop growth
(1971)
R. Feddes

Simulation of field water use and crop yield
20
Каталог "Книги" | Книги
Simulation of field water use and crop yield
(1978)
R. Feddes; P. Zaradny; P. Kowalik; и др.

The use of sulphur in the control of truck crop cane fruit insect and diseases
18204
Каталог "Книги" | Книги
The use of sulphur in the control of truck crop cane fruit insect and diseases
(S.a.)
Alfred Fenton

Field appraisal of resource management systems FARMS : Crop yield and quality relationships with soil erosion - 1982
Пр 2000
Каталог "Книги"
Field appraisal of resource management systems FARMS : Crop yield and quality relationships with soil erosion - 1982
(1985)
Paul Hepler; et al.

Field crop recommendations 1972
Пр 1076
Каталог "Книги"
Field crop recommendations 1972
(1971)

Field crop recommendations
Пр 1076
Каталог "Книги"
Field crop recommendations
(1969)

Fertilizers and fertilization : Introduction and practical guide to crop fertilization
20
Каталог "Книги" | Книги
Fertilizers and fertilization : Introduction and practical guide to crop fertilization
(1982)
Arnold Finck

Biochemistry of soil organic matter in relation to crop production
20
Каталог "Книги" | Книги
Biochemistry of soil organic matter in relation to crop production
(1971)
W. Flaig

Economic impacts of commercial applications of biotechnology in field-crop production
Пр 1258
Каталог "Книги"
Economic impacts of commercial applications of biotechnology in field-crop production
(1986)
Wojciech Florkowski; Lowell Hill