Báo cáo lâm nghiệp: "Diﬀerences in morphological and physiological responses to water-logging between two sympatric oak species" doc

... roburdisplays a larger tolerance to water-logging and associated roothypoxia [22, 23,53, 60]. This difference of tolerance to water-logging between the two oaks was used as a starting point to identify ... aimingat identifying morphological and physiological responses to root hypoxia that might differ between the two species. Potted seedlings were submittedduring seven weeks to a water-logging ... Sciences, 2006DOI: 10.1051/forest:2006068Original articleDifferences in morphological and physiological responses to water-logging between two sympatric oak species(Quercus petraea [Matt.] Liebl.,...

Báo cáo lâm nghiệp: "Germination response of alder and birch seeds to applied gibberellic acid and priming treatments in combination with chilling" ppt

... seeds in a few cases (Fig. 2). In the FI seeds chilledfor nine weeks, two days priming signiﬁcantly increased ger-mination from 49% (control) to 63% in alder and from 19%(control) to 29% in birch. ... chilling and its in- teraction with priming and the three-way interaction amongMC, chilling and priming were more highly signiﬁcant forMGT than for germination in both species (Tab. V). In the ... leading to germination, thus induc-ing a similar response to that described for some GA3treat-ments (Fig. 1). Priming may have helped compensate for chill-ing in the FI seeds leading to a...

Báo cáo lâm nghiệp: "Parental participation in progeny and eﬀective population sizes in experimental seed orchards of wild cherry Prunus avium L. (Batsch)" docx

... was obtained with counting counting flowers and taking account the coflowering time (7.5) and the highestvalue was obtained with counting seeds and counting flowers(10.3). The value obtained with ... obtainedwith the counting of seeds and the counting of flowers, and with the counting of seeds and the counting of flowers plustaking account the coflowering time (12.1).The results obtained ... varied between 11.4, obtained with counting of flowers for females and males, and 12.3, obtained with counting of flowers for females and paternity test for males. The value obtained with countingseeds...

Báo cáo lâm nghiệp: "Effect of site quality and thinning management on the structure of holm oak forests in northeast Spain" pot

... differences in mean diameter, and only differed in themean number of stems per stool between the stand of intense thinning and the standsof conservative thinning and old ... important factor determining forest structure.Site quality was a constraint of stand development, contributing in poor stands, to increased differencesdue to thinning management.holm ... thinning’, and another as’intense thinning’. In the area of Susqueda, a thirdstand, referred to as ’old forest’ was also included.The three stands corresponding to...

Báo cáo lâm nghiệp: "Effects of high temperatures and ash on seed germination of two Iberian pines (Pinus nigra ssp salzmannii, P sylvestris var iberica)" pps

... via the phytochrome system as in P sylvestris (Toole, 1973) and P nigra(Orlandini and Malcoste, 1972). P hale-pensis and P pinaster, two common Iberianpines, have been ... 1972;Toole, 1973; Orlandini and Bulard, 1975).This clearly indicates the photophilousnature of these two pines, which allows forthe germination of their seeds mainly in open ... and ash on seed germination of two Iberian pines(Pinus nigra ssp salzmannii and P sylvestris var iberica) has been studied. These two pines arewidely distributed in...

Báo cáo lâm nghiệp: "Diﬀerential photosynthetic and survival responses to soil drought in two evergreen Nothofagus species" docx

... but increased in N. dombeyi at a Ψm between −1. 5and 2.5 MPa, and declined thendrastically at a Ψmbelow < −2.5MPa.AsN. dombeyi was able to maintain A at higher levels despite declining ... differences in survival de-creased when drought intensity increased and reached 0% at−3.1 MPa in both species.3.2. FluorescenceFv/Fm, ∆F/Fm and qP declined gradually with increas-ing drought in ... of the two species responds differently to drought, and our findings add to a body of evidence that the physiological basis of inter-specific variation in drought tol-erance is best understood by...

Báo cáo lâm nghiệp: "Mineral nutrition in relation to the Norway spruce forest decline in the region Horný Spiš (Northern Slovakia)" docx

... were planted in the soil from the decomposing stand and compared with both yellowing and green seedlings planted in the soil from the beech stand (Table 8).Phenomena of decline in two spruce ... in the studied elements between the plot with acute symptoms of spruce stand decomposition and the control plot (without apparent symptoms of dam-age to the stand) and also between the individual ... loss) nutritional factors did not seem to play a dominant role in the initial stages of needle yellowing.Most studies concerning the interaction of pol-lutant stresses and mineral nutrient concentrations...

Báo cáo lâm nghiệp: "Chemical thinning in blue spruce (Picea pungens Engelm.) stands and its effects on cambioxylophagous fauna" docx

... chemical thinning consists in the fact that trees killed by chem-ical treatment and left in the stand to their natural Chemical thinning in blue spruce (Picea pungens Engelm.) stands and its ... blue spruce trees during the thinning and reconstruction of stands of substitute species and to specify the availability of dying trees to cambiopha-gous insects.MATERIAL AND METHODSAn experimental ... stems is interesting. is type of dieback and species spectrum are close to qualitative changes in the phloem and the structure of fauna on standing spruce breaks in stands of the 2nd and 3rd...

Báo cáo lâm nghiệp: "Processes of loss, recruitment, and increment in stands of a primeval character in selected areas of the Pieniny National Park (southern Poland" ppt

... smallest among stands of the Pieniny Mountains, but in spite of the growing up stage, it was similar to increments in other Carpathian stands as well as in some sample plots in Badin, Dobročský ... m3/ha/year). In this stand of a transitory character between the growing up and optimum stages, due to rapid mortality of ﬁr the break up of the stand took place, and in consequence the growing up ... Przełęcz Sosnów stand being in the growing up stage, phase of a little diver-siﬁed storied structure (Table 2). In 1974 this stand had a transitory character between the growing up and optimum...

Báo cáo lâm nghiệp: "Effects of drainage treatment and stand growth on changes in runoff components from a forested watershed" pps

... catchments and growing stands in relation to runoff, assessed total runoff and its extremes in the progress of time. Unlike them we dealt with dividing the runoff into components using the analysis ... describing rainfall-runoff ratios for both growing and dormant seasons and for water years. e change in the trend that was found in growing seasons in 1996 and 2002 helped to determine the ... subsurface (storm)flow (interflow, throughflow) and overland (storm)flow, in other words slow, accelerated and rapid flow. e time series of the investigation were divided into particular periods in order...

Xem thêm

Từ khóa: Báo cáo thực tập tại nhà thuốc tại Thành phố Hồ Chí Minh năm 2018 Nghiên cứu tổ hợp chất chỉ điểm sinh học vWF, VCAM 1, MCP 1, d dimer trong chẩn đoán và tiên lượng nhồi máu não cấp đề thi thử THPTQG 2019 toán THPT chuyên thái bình lần 2 có lời giải Giáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôit Giáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôit Giáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôit Giáo án Sinh học 11 bài 13: Thực hành phát hiện diệp lục và carôtenôit ĐỒ ÁN NGHIÊN CỨU CÔNG NGHỆ KẾT NỐI VÔ TUYẾN CỰ LY XA, CÔNG SUẤT THẤP LPWAN Quản lý hoạt động học tập của học sinh theo hướng phát triển kỹ năng học tập hợp tác tại các trường phổ thông dân tộc bán trú huyện ba chẽ, tỉnh quảng ninh Phát triển mạng lưới kinh doanh nước sạch tại công ty TNHH một thành viên kinh doanh nước sạch quảng ninh Nghiên cứu, xây dựng phần mềm smartscan và ứng dụng trong bảo vệ mạng máy tính chuyên dùng Nghiên cứu khả năng đo năng lượng điện bằng hệ thu thập dữ liệu 16 kênh DEWE 5000 Tìm hiểu công cụ đánh giá hệ thống đảm bảo an toàn hệ thống thông tin Thiết kế và chế tạo mô hình biến tần (inverter) cho máy điều hòa không khí Tổ chức và hoạt động của Phòng Tư pháp từ thực tiễn tỉnh Phú Thọ (Luận văn thạc sĩ)BT Tieng anh 6 UNIT 2 Giáo án Sinh học 11 bài 15: Tiêu hóa ở động vật Giáo án Sinh học 11 bài 14: Thực hành phát hiện hô hấp ở thực vật Trách nhiệm của người sử dụng lao động đối với lao động nữ theo pháp luật lao động Việt Nam từ thực tiễn các khu công nghiệp tại thành phố Hồ Chí Minh (Luận văn thạc sĩ)Đổi mới quản lý tài chính trong hoạt động khoa học xã hội trường hợp viện hàn lâm khoa học xã hội việt nam