0
  1. Trang chủ >
  2. Luận Văn - Báo Cáo >
  3. Báo cáo khoa học >

Báo cáo lâm nghiệp: "Effect of storage conditions on post planting water status and performance of Pinus radiata D Don stock-types" doc

Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Effect of storage conditions on post planting water status and performance of Pinus radiata D. Don stock-types" doc

... 695–704© INRA, EDP Sciences, 2004DOI: 10.1051/forest:2004060Original articleEffect of storage conditions on post planting water status and performance of Pinus radiata D. Don stock-typesAmaia ... seedlings and thus they take700 A. Mena-Petite et al.affected than PR, and their mortality was also more pronouncedwhen planted under water deficit conditions (Figs. 6C and 6D) .One day of storage ... well-watered regimen survived. Regardless of storage conditions and duration, seedlings planted under water shortage with a RWC < 50% did notsurvive. According to these results, it is not advisable...
  • 10
  • 293
  • 0
Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Leaf eating insect damage on different poplar clones and sites" ppt

... types of leaf damage on 24 clonesfrom Italy, Belgium and the Netherlands. Damage varied considerably, depending on the clones, sites, species and parental individuals. Clone’s ranksconcord on ... fonction des clones, lieux, espèces et individus parentaux. Le rang des clones concorde d un site à l’autre ; il en est demême des rangs des sites en fonction des clones. Les clones ayant de ... hybrids belonging to the followinggenetic groups: D? , (clones with unknown father), D DN, DN,(DD)×(TD), (DN)×(TD), and lastly TD or DT (abbreviations ex-plained in Tab. II). The tables of results...
  • 10
  • 379
  • 0
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 ... standard and large dimensions.MATERIAL AND METHODSSeeds used for the cultivation of planting mate-rial originated from the spruce forest vegetation zone (this zone is characterized by altitude ... devel-opment of slowly growing seedlings from a mountain population of Norway spruce after their planting in extreme mountain conditions compared to the develop-ment of seedlings of standard...
  • 7
  • 343
  • 0
Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Effect of stand segmentation on growth and development of Norway spruce stands" pps

... supposed that losses of production functions of stands are related to the establishment of skidding tracks. On the contrary, our study did not reveal any significant losses in production caused ... measure directed at development of forest stands in terms of their production and non-production func-tions. Segmentation of stands by tracks is often the first phase of forest tending. As various ... the only one of all of them, is situated perpendicularly to the direction of prevailing winds, in contradiction to plot 3 where the skidding track follows the direction of prevailing winds.J...
  • 7
  • 380
  • 0
Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Effect of gibberellic acid and ethephon on the germination of European beech dormant and chilled beechnuts" pptx

... (non-germi-nated) seeds were cut and the dead (rotten), empty and ‘fresh’ seeds were counted. e fresh seeds (if any) were included in germinated seeds. e germi-nation tests terminated after ... effect of gib-berellic acid, paclobutrazol and ethephon on the germina-tion of Fagus sylvatica and Picea sitchensis seeds exposed to varying durations of moist chilling. Seed Science and Technology, ... purpose of the present paper was to deter-mine the effect of gibberellic acid and ethephon on overcoming beechnut dormancy and stimulation of beechnut germination.MATERIALS AND METHODSSeedsree...
  • 8
  • 390
  • 0
Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Effect of climatic factors on the dynamics of radial increments of Norway spruce, European beech and sessile oak" potx

... Individual dispositions of tree, site and climatic conditions of each tree contribute to their forma-tion. Possible damage to trees and change in the growth conditions are frequent reasons for ... mainly of coniferous tree species. V and B (1998) and O and R (1999) studied annual rings of pine and spruce in Lithuania, M (1998) studied pine in Finland and F and ... (left) and of the actual year (right) on increment indexes of tree species Table 4. Beech – correlation coefficients and parameters of a regression model of the dependence of increment in-dexes on...
  • 10
  • 459
  • 0
Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Growth versus storage: responses of Mediterranean oak seedlings to changes in nutrient and water availabilities." ppsx

... rubrum and Quercus seedlings, For. Ecol. Manage. 118 (1999)49–56.[23] Jobidon R., Roy V., Cyr G., Net effect of competing vegetation on selected environmental conditions and performance of four ... fast-growing de-ciduous seedlings, grown under common non-limiting nutrient conditions. Therefore, the effects of fertilization are dependent on plant ontogeny and resource availability.We expected the ... 139–146.[2] Barbaroux D. , Breda N., Dufrene E., Distribution of above-ground and below-ground carbohydrate reserves in adult trees of two contrasting broad-leaved species (Quercus petraea and Fagussylvatica),...
  • 10
  • 365
  • 0
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

... and Tab. II).The groups of Lepidoptera major and lesser important pestsshowed higher number of individuals when the plantation wasfour and five years old (P < 0.05) and reduced number of ... plantation on monthly mean annual number of individuals of primary and secondary pests species and of those withhighest number to individuals collected per light trap (G. unipennaria,S. caberata and ... they were counted and identified by comparing them toindividuals of the Museum of Entomology of the UFV and of othercentres of insect identification in Brazil.Frequency index (IF) for each...
  • 6
  • 301
  • 0
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

... (PDADI)were determined as follows:ADI = (D 2 D 1) (mm) (1)where, D 2 is the diameter of the pine tree measured at the end of thevegetation period of each year and D 1 is the diameter of ... bore (Djos 400, diameter:6 mm, height: 33 cm, made in Sweden) and a Zeiss Winkel apparatus(Dendromotor 2000, made in Finland). Annual diameter increment(ADI) and percent decrease in annual diameter ... height of both control and defoliated pinetrees (25–35 years old) studied herein varied between 13 and 19 cm.Undefoliated trees and trees whose about two-thirds of needles of P. brutia (i.e., especially...
  • 4
  • 369
  • 0
Báo cáo lâm nghiệp:

Báo cáo lâm nghiệp: "Effect of shelter tubes on establishment and growth of Juniperus thurifera L. (Cupressaceae) seedlings in Mediterranean semi-arid environment" pot

... (SFA = LB/FS), N and ICD were cal-culated, and all the variables were correlated in order to find out thegrade of dependency on one another, and also, the modifications pro-duced by the treeshelter.2.5. ... 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 to 2 sensors ... temperature and precipitationFigure 1. (A) General distribution area of J. thurifera [30], (B) Dis-tribution of J. thurifera on the Iberian Peninsula ([22], modified), and localization of the study...
  • 9
  • 378
  • 0

Xem thêm

Từ khóa: Báo cáo quy trình mua hàng CT CP Công Nghệ NPVchuyên đề điện xoay chiều theo dạngNghiên cứu tổ chức pha chế, đánh giá chất lượng thuốc tiêm truyền trong điều kiện dã ngoạiMột số giải pháp nâng cao chất lượng streaming thích ứng video trên nền giao thức HTTPNghiên cứu tổ chức chạy tàu hàng cố định theo thời gian trên đường sắt việt namBiện pháp quản lý hoạt động dạy hát xoan trong trường trung học cơ sở huyện lâm thao, phú thọGiáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôitĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWANTrả hồ sơ điều tra bổ sung đối với các tội xâm phạm sở hữu có tính chất chiếm đoạt theo pháp luật Tố tụng hình sự Việt Nam từ thực tiễn thành phố Hồ Chí Minh (Luận văn thạc sĩ)Nghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùngĐịnh tội danh từ thực tiễn huyện Cần Giuộc, tỉnh Long An (Luận văn thạc sĩ)Tìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tinBT Tieng anh 6 UNIT 2Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtGiáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vậtChiến lược marketing tại ngân hàng Agribank chi nhánh Sài Gòn từ 2013-2015TÁI CHẾ NHỰA VÀ QUẢN LÝ CHẤT THẢI Ở HOA KỲ