Results 51 to 60 of about 63,448 (193)

Soils and Fertilizers [PDF]

open access: yesJournal of AOAC INTERNATIONAL, 1954
David G. Wilson, Firman E. Bear
  +6 more sources

Increasing Efficiency of Soil Fertility Map for Rice Cultivation Using Fuzzy Logic, AHP and GIS

open access: yesمجله آب و خاک, 2017
Introduction: With regard to increasing population of country, need to high agricultural production is essential. The most suitable method for this issue is high production per area unit.
javad seyedmohammadi   +2 more
doaj   +1 more source

Wheat yield and soil physicochemical properties through mineral nitrogen and vermicompost application in Lasta district, North Ethiopia

open access: yesScientific Reports
Ethiopia’s soils are losing essential nutrients and organic matter, causing a drop in agricultural output. This experiment was therefore conducted to evaluate the effect of combining mineral nitrogen (N) and vermicompost (VC) on bread wheat yield and ...
Ewunetie Melak   +5 more
doaj   +1 more source

Microbial Community Behaviour in The Rhizosphere of Kilemo (Litsea cubeba L. Pers) After Pruning

open access: yesJurnal Manajemen Hutan Tropika, 2016
Pruning is a removing some parts of the tree canopy, either for improving tree shape or increasing shoot productivity. It can be implemented in yield management of commodities that are harvested its shoot biomass, such as tea or kilemo.
Enny Widyati
doaj  

Wood fiber biomass pyrolysis solution as a potential tool for plant disease management: A review

open access: yesHeliyon
Wood vinegar is a high-value acidic byproduct of biomass pyrolysis used for charcoal production. It is widely used in agriculture and forestry. The adverse effects of synthetic fungicides on the environment and human health have prompted the increasing ...
Hongyin Zhou   +5 more
doaj   +1 more source

Soil Fertility in Africa Is at Stake

open access: yes, 2015
Soil fertility in Africa is under pressure as an increasing number of farmers attempt to make a living based on what the land can offer to growing plants. Studies in Africa from about 1989 have focused on different spatial scales, i.e., subcontinental, subnational, and farm.
Smaling, E.M.A.   +2 more
openaire   +5 more sources

The effect of some heavy metals on oats in a pot experiment with three different soil types

open access: yesAgricultural and Food Science, 1974
An account is given of a pot experiment comprising all combinations of 5 heavy metals (cadmium, cobalt, lead, mercury and nickel), 3 rates of each metal (0, 50 and 250 mg/pot), 2 rates of lime, and 3 types of soil (clay soil, peat soil, and sandy soil ...
Asbjørn Sorteberg
doaj  

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