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نمایش تعداد 1-6 از 6
Alternative treatments for late blight control in organic potato: Antagonistic micro-organisms and compost extracts for activity against Phytophthora infestans.
The effects of various fungi, bacteria and different compost extracts on foliar infection of
potato (Solarium tuberosum) with Phytophthora infestans were tested in detached leaf bioassays
in 2001-2003. Application ...
Potato late blight management in organic agriculture
There are large regional differences in the impact of late blight
on organic potato production in the EU and there is a
widespread view that a copper fungicide ban will have serious
consequences for ...
Effects of environmental factors on germination and emergence of Amaranthus retroflexus L.
Germination and establishment of Amaranthus retroflexus were studied at different temperatures, planting depths, soil types, nitrogen supply and water potentials. The minimum temperature for seed germination was >5°C; ...
Biological control of weeds with plant pathogenic fungi.
Many research programs have studied different aspects of the use of
antagonistic plant pathogens in biological weed control strategies. The
study of effects of individual environmental factors can be regarded as ...
Effects of nitrogen availability and spore concentration on the biocontrol activity of Ascochyta caulina isolates in Chenopodium album.
Common lambsquarters is an annual weed of many important crops. Ascochyta caulina
is a plant pathogenic fungus that causes necrotic lesions on the leaves and stems
of common lambsquarters. The objective of ...
The importance of microorganisms in organic agriculture
While conventional agriculture relies on synthetic
fertiliser, chemical pesticides or other technological
inputs for crop production, organic agriculture aims to
make optimal use of the natural capital ...