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Báo cáo lâm nghiệp: "Effect of plant age, temperature and rainfall on Lepidoptera insect pests collected with light traps in a Eucalyptus grandis plantation in Brazil" docx

Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Effect of plant age, temperature and rainfall on Lepidoptera insect pests collected with light traps in a Eucalyptus grandis plantation in Brazil" docx

... of Lepidoptera major and lesser important pests species with tempera-ture (°C) and rainfall (mm) in a Eucalyptus grandis plantation in theMunicipality of Nova Era, State of Minas Gerais, Brazil from August1991 ... for Stenal-cidia grosica (A) , Glena unipennaria (B) and Sabulodes caberata (C) in a Eucalyptus grandis plantation in the Municipality of Nova Era,State of Minas Gerais, Brazil from August 1991 ... Correlation matrix between the number of individuals of Glena unipennaria, Sabulodes caberata and Stenalcidia grosica (Geo-metridae) and temperature (°C) and rainfall (mm) in a Eucalyptus grandis...
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Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Effect of defoliation by Thaumetopoea pityocampa (Den. & Schiff.) (Lepidoptera: Thaumetopoeidae) on annual diameter increment of Pinus brutia Ten. in Turkey" ppt

... years1995 and 1998, the population of PPM remained at a certain level. In addition, it was observed that in the years at which infestationdecreased, the population of Calosoma sycophanta and ... MATERIALS AND METHODS2.1. Selection of material and study areaThe study area of both control and defoliated trees was around Ferhusvillage (with plantation forest), within the boundaries of ... Thaumetopoeidae) on annual diameter increment of Pinus brutia Ten. in TurkeyMehmet KANAT a *, M. Hakki ALMAb*, Fatih SIVRIKAYA a a Department of Forest Engineering, Faculty of Forestry, Kahramanmaras...
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Báo cáo lâm nghiệp: " Effect of the root temperature on growth parameters of various European tree species" ppsx

... stomata con-ductance, transpiration and dark respiration weremeasured with a LICOR 6200 of six plants each(treated and untreated) in two replicate seriesbeginning at 0900 ... green-house and special container capacity as well asfor organizing technical help. I thank Dr Lacointe(INRA Clermont-Ferrand) for supplying walnutseeds with special advice for ... a deficit in water or mineral nutrition. Chilling of the root system in P sylvesfris resulted in a decrease of the level of IAA and anincrease of ABA (Menjailo et al, 1980).This...
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Báo cáo lâm nghiệp: "Effect of stand segmentation on growth and development of Norway spruce stands" pps

... values (mean and standard deviation) of stand volume (open triangles) and volume of mean stem (grey circles) of spruce stands in Machov experiment at the age of 41 years (2007). Comparison ... position within this variant.Comparison between variants In the framework of this study, stand volume (m3/ha) and volume of mean stem (m3) were deter-mined in particular variants at the age of ... 323–329confirmed under conditions of this investigated locality.CONCLUSIONBased on the analysis of a part of results from the international IUFRO trial CZ 14 Machov investigat-ing the effect of...
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Báo cáo lâm nghiệp: "Effect of gibberellic acid and ethephon on the germination of European beech dormant and chilled beechnuts" pptx

... terminated after ca five months when germination ceased. Germination capacity (GC) and MGT were calculated as the mean of eight rep-lications plus or minus the standard error.Mean germination ... previous soaking) into a moist peat-sand substrate (28–30% mc) and incubated in a closed plastic boxes at 4±1°C (hereafter “4°C”) in the dark (see germination determination). In treatments 2 ... beechnuts treated with tap water no sig-nificant increase in mean germination capac-ity was detected after applying ethephon or GA3 to dormant seeds. Conversely, the ethephon and GA3 treatments...
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Báo cáo lâm nghiệp: "Effect of climatic factors on the dynamics of radial increments of Norway spruce, European beech and sessile oak" potx

... the intensity of the dependence of annual increment indexes on monthly precipitation totals and average monthly temperatures according to all months (January to August) of the actual calendar ... correlation was different according to stands. e lowest one was in stand No. 8, where only about 5% and 25% of trees had a statistically signifi-cant positive correlation of annual increments and ... October of the previous year and especially in May and July of the actual year is significant. According to negative parameters mainly in July and August of the previous year we can state that the...
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Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Effect of initial height of seedlings on the growth of planting material of Norway spruce (Picea abies [L.] Karst.) in mountain conditions" ppsx

... is caused genetically and balanced by higher resistance to adverse mountain conditions and what seedlings are really to be considered as culls.CONCLUSIONSe monitoring of plantations on mountain ... technolo-gies, in this case the adequate size of plants to be put into containers (D et al. 1987). A comparison of the growth of containerized and bare-rooted plants indicates that the growth of small ... small plants in the first years after planting may be stimulated by the use of containerized planting material. e stimulating effect of Jiffy pots was not evident in plants of the “medium” variant...
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Báo cáo lâm nghiệp: "Effect of shelter tubes on establishment and growth of Juniperus thurifera L. (Cupressaceae) seedlings in Mediterranean semi-arid environment" pot

... protected against rainfall and solar radiation. The existentradiation, outside and inside the shelter, was studied by means of 2 dataloggers of the same brand, “RH/Temp/2x External” type, con-nected ... neces-sary in order to achieve similar characteristics to those obtainedfor P. halepensis and O. europaea in only a year. This placesJ. thurifera in a position of clear disadvantage regarding ... extraction and processing of thesamples consisted in extracting the plants using a retro-excavator80 H.P. with a bucket of 50 × 80 cm, and once extracted, were trans-ported to the laboratory...
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Báo cáo lâm nghiệp: "Effect of contrasting water supply on the diameter growth of Norway spruce and aspen in mixed stands: a case study from the southern Russian taiga" pot

... Stand seasonal growth pattern in 2000Seasonal increment of basal area in spruce represented over80% of the entire stand basal area increment (as indicated byscaling the data up to the stand ... basal area dynamicsshowed the transformation of secondary stand with domination of aspens into the stand with dominant spruce and significantadmixture of alder in wet part of the experimental ... Comparison of seasonal increment in stem radius measured by dendrometers and obtained from analysis of tree ringsComparison of seasonal tree radial growth measured by den-drometers and obtained...
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Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp:"Effect of tube shelters on the growth of young Turkish pines (Pinus brutia Ten., Pinaceae)" pptx

... a shallow, stony, chalkysoil. The planting alternated one row of one-year seedling pines and five rows of vines. The pines were planted 2 m apart along the row,alternating trees with and without ... of 750 mm of annual rain. The Turkish pines (Pinus brutia Ten.) studied were fouryears old from the germination in 1995 and were 1 year when theywere planted on an area of around 5 ha, on a ... organogenesis and the leaf biomass alloca-tion and with the leaf area to have an idea of the assimilationrate. This could contribute to understand how the tube sheltersmodify the physiological parameters...
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