Báo cáo lâm nghiệp: "Pyrolysis of Pinus halepensis needles treated with fire retardants" pdf

... pyrolysis of Pinus halepensis nee- dles treated with DAP. The effect of sea water on the fire retarding action of DAP. Figure 7. Non-isothermal (step) pyrolysis of Pinus halepensis nee- dles treated with ... The effect of sea water on the fire retarding action of CR. Figure 8. Non-isothermal (step) pyrolysis of Pinus halepensis nee- dles treated with...

Ngày tải lên: 08/08/2014, 01:22

... treatments of S. collinitus with P. halepensis in nursery A (figure 1) and for spore inoculum of S. mediter- ranensis with P. pinaster in nursery B (figure 2). Tab le I. Infection index and height of ... Mycorhization de semis de Pinus halepensis Mill. et Pinus pinaster Aiton dans deux pépinières forestières. Deux espèces méditerranéennes de pin (Pinus halepensis et Pinu...

Ngày tải lên: 08/08/2014, 01:21

... while Ferrandis et al. [10] proved that Pinus halepensis root systems restrain growth of C. monspe- liensis in high density conditions after fire. Effect of fire recur- rence on Mediterranean vegetation ... González-Ochoa A.I., Ferrandis P., Herranz J.M., Establishment of Pinus halepensis sap- lings following fire: effects of competition with shrub species, Acta Oecol. 2...

Ngày tải lên: 08/08/2014, 01:22

... volumes of all surviving trees in each taxon, using existing data on height and diameter at 10 and 15 years of age. As the mean diameter and height at 10 years of age, was within the range of the ... INTRODUCTION Genetic improvement of Pinus species for deployment in near-coastal environments of southern and central Queensland has led to the testing and development of a range...

Ngày tải lên: 07/08/2014, 16:21

... significant with P value < 0.001. R 2 for elevation is highest in the subset of plots with at least 14 species of herb layer (R 2 = 0.4062) and lowest in the subset of plots with at least ... Journal of Vegeta- tion Science, 13: 603–606. M M. (2000): Proposal of formation and classifica- tion of outlines of geographically zonal vegetation tiers. In: V...

Ngày tải lên: 07/08/2014, 10:21

... ap- plication of 6 t/ha by statistical dependence in spite of the indicated trend of decrease with the increas- ing application of dolomitic limestone (Fig. 1d). e oviposition preference of Eriocrania ... proved. e lower number of leaves with two caterpillars in variants with increased nitrogen nutrition and with drought stress can be a result of the lower attrac...

Ngày tải lên: 07/08/2014, 10:22

... of Pinus halepensis in the light of fire. A critical review, Plant Ecol. 171 (2004) 69−79. [27] Núñez M.R., Calvo L., Effect of high temperatures on seed germi- nation of Pinus sylvestris and Pinus ... sylvestris and Pinus halepensis, For. Ecol. Manage. 131 (2000) 183−190. [28] Reyes O., Casal M., The influence of seed age on germinative re- sponse to the effects of fire in...

Ngày tải lên: 07/08/2014, 16:20

... vegetation of the area, inventories of presence- absence of species existing in every plot were made. All area has a spe- cific list of species, in every plot the presence of each species is marked with ... normal distribution, with values of Shapiro- Wilk statistics of 0.967, 0.900, 0.938 and 0.908 with significa- tions of 0.881, 0.161, 0.567 and 0.203 respectively in l...

Ngày tải lên: 08/08/2014, 00:22

... outcompeted by S. collinitus of the M treatment. Detection of S. mediterraneensis together with S. collinitus in the P. halepensis plantation was consistent with the co-existence of both taxa fruit bodies ... mature P. halepensis forest of Rieucoulon. These results, combined with the absence of S. mediterraneensis fruit bodies in the P. halepensis plantation, suggest tha...

Ngày tải lên: 08/08/2014, 01:22

... 235 With reference to M (1994, 1995), the origin of his data being unsure, I. duplicatus oc- curs, in addition to spruce, less frequently on pine (Pinus sylvestris, Pinus sibirica, Pinus ... (Sieb. et Zucc.) Carrier., Pinus sylvetris, Pinus sibirica). e life cycle of I. duplicatus is associated with Picea abies in Central Europe. Adults infest the upper part of...

Ngày tải lên: 07/08/2014, 03:22