搜索结果: 1-12 共查到“作物学 infestation”相关记录12条 . 查询时间(0.103 秒)
WEED INFESTATION OF THREE GRAIN SPECIES CULTIVATED UNDER CEREAL CROP ROTATION AND THREE TECHNOLOGIES VARYING IN PRODUCTION INTENSITY
cereal crop rotation intensity of production technology weed infestation winter wheat winter triticale spring bar ley
2009/3/31
Assessment of weed infestation in winter wheat, winter triticale and spring barley cultivated since year 1998 in cereal crop rotation under three technologies varying in production intensity was cond...
DYNAMICS OF FIELD WEED INFESTATION DEPENDING ON THE CROP SPECIES AND WEED CONTROL METHOD IN SPRING BARLEY
weeds buckwheat oat spring barley
2009/3/31
The 1999-2000 experiment investigated the field weed infestation, depending on the crop species (spring barley, oat, buckwheat), and weed control methods in spring barley (post-emergence harrowing, Ch...
EFFECT OF REDUCED TILLAGE ON YIELD, WEED INFESTATION OF MAIZE AND SOIL PROPERTIES
maize reduced tillage direct drilling weed infestation physical and chemical soil
2009/3/30
The research was conducted in 1999-2002 at the Brody Experimental Station of the Poznań Agricultural University. The aim of this study was to determine the effect of tillage systems (conventional, red...
EFFECT OF VARIED CROP SEQUENCE AND CHEMICAL CONTROL OF THE STAND ON WEED INFESTATION OF OAT
oat weeds monoculture crop rotation chemical control, cultivars
2009/3/30
This paper presents a study on the effect of a 26- to 31-year monoculture on the weed infestation of two oat cultivars with and without chemical control. The 6-year study was carried out in a static ...
EFFECT OF MULTI-YEAR DIFFERENTIATED FERTILISATION ON THE WEED INFESTATION OF SPRING BARLEY AND WINTER WHEAT IN CROP ROTATION
multi-year fertilisation weed infestation spring barley winter wheat crop rotation
2009/3/30
The aim of the present studies carried out over 1994-1998 was to define the effect of multi-year fertilisation with straw + NPK, NPK only, manure only, manure with: PK, NK, NP, NPK, NPK + Ca and no fe...
TILLAGE METHOD AND TRITICALE WEED INFESTATION AND YIELDING
winter triticale spring triticale simplified tillage weed infestation
2009/3/30
The studies were carried out on the Experimental Farm at Zawady in the years 1999-2002. A field experiment followed the field method without replications. In case of both winter and spring triticale t...
Sesame (Sesamum indicum L.) weed infestation, yield and yield components as influenced by sowing method and seed rate in a Sudan Savanna agro-ecology of Nigeria
Sesame production sowing methods seed rates weed control seed yield
2009/3/4
An experiment on the influence of seed rate and sowing method on sesame (Sesamum indicum L.) weed infestation, yield and yield components was conducted at Maiduguri, Nigeria, during the 2001 and 200...
THE INFLUENCE OF POTATO CYST NEMATODE G. rostochiensis INFESTATION ON DIFFERENT POTATO CULTIVARS
Globodera rostochiensis potato cyst nematodes PCN potato
2010/12/6
The potato cyst nematode Globodera rostochiensis is one of the most serious pests of potato in Slovenia. Precise nematode identification and knowledge about potato cultivars, which are most suitable f...
Susceptibility of Some Faba Bean Cultivars to Field Infestation with Some Insect Pests
Some Faba Bean Field Infestation Some Insect Pests
2010/11/9
A field experiment was conducted at experimental farm of N.R.C. at Shalakan (El-Kalubyia
governorate). It described the susceptibility of six faba bean varieties (Giza 714, G716, G843, G429, G643 and...
INFLUENCE OF AGRO-ENVIRONMENTAL FACTORS ON FUSARIUM INFESTATION AND POPULATION STRUCTURE IN WHEAT KERNELS
Fusarium species F. poae kernels wheat agro-environmental influence
2010/12/24
The influence of location, year and cultivar on occurrence, level of infestation and Fusarium species spectrum in winter wheat seeds were evaluated. The wheat seeds from different cultivars and locali...
Arthropod Infestation in Samples of Stored Seeds in the Czech Republic
mites psocids Acarina Psocoptera stored seed stored product pests
2014/3/17
Twenty-one types of seed samples (mainly vegetable and grass seed) were analysed in laboratory and
60% arthropod infestation (14 Acarina, 5 Psocoptera species) was found. The seeds of beet, grass, o...
Reed canary grass observations of effects on crop stand and fibre quality caused by infestation of Epicalamus phalaridis
Epicalamus phalaridis gall midge Cecidomyiidae Phalaris arundinacea fibre plants shoots harvesting time fertilizers pulps fibre quality,
2010/8/13
A severe infestation of the gall midge Epicalamus phalaridis (Diptera: Cecidomyiidae)occurred in a field of reed canary grass, Phalaris arundinacea in northern Sweden. The midge species has potential ...