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(61) Therefore , the regulation and control of stand structure is the key technological measure of continuing forest culture in management of planted torch pines (Pinus taeda L).

(62) Gap fillers were mostly Tilia amurense and Acer mono, whereas Pinus koraiensis in a smaller number.

(63) The results show that, the main reason for the area Pinus sylvestris var. mongolica seedlings change to purple-red is that soil lacks for phosphorus.

(64) Through the experiments of Vaccinium vitis-idaea—Pinus pumila elfin forest and investigations on pine-nut yield, the effect of management on pine-nut yield was analyzed.

(65) The seeds of Pinus tabulaeformis and Platycladus orientalis were dressed with special repellents(RPA), and the germination and growth test were conducted indoor.

(65) Sentencedict.com try its best to gather and create good sentences.

(66) Based on extensive literature review, the introduction and afforestation techniques of Pinus sylvestris var.

(67) The tensile strength, modulus of elasticity(MOE) and hardness of Pinus massoniana fibers were determined by using zero-span tension and nanoindentation technique.

(68) Both the sap flow velocity of Pinus tabulaeformis and Quercus variabilis had very close linear relationships with the soil moisture and soil water potential on a monthly average basis.

(69) Temple outside a large Church, on the "Pinus densiflora Wong Tai Sin Temple of the biest".

(70) The sub-tropical winter weather has no apparent inhibition for the growth and development of the ovulate strobilus in Pinus massoniana.

(71) The content of total N and total P in rainfall could be increased by Pinus tabulaeformis and Rhus typhina.

(72) Analysis of Seedling Growth Variation and Selection among Families of Pinus ussuriensis Cheng et Y . W.

(73) Based on extensive literature review(sentencedict.com), the introduction and afforestation techniques of Pinus sylvestris var. mongolica live were elaborated in detail.

(74) Macrospore metrocyte of Pinus sylvestris var. mongolica developed to female gametophyte containing female gamete-egg by a series of changes.

(75) Genetic diversity of prolamins in 5 populations of Pinus tabulaeformis in North China was studied by using acidic polyacrylamide gel electrophoresis(APAGE) technique.

(76) Dioryctria rubella Hampson is a serious pine shoot and cone worm pest in Nanjing areas, especially to the young plantation of Pinus taeda.

(77) The results show that the 10 species of Pinus are all of long fibre scope for fibre industrial raw materials.

(78) The improved fluorescence microscopic bioassay with cells from callus of Pinus thunbergii was introduced.

(79) In air of the three cities. pollen grains of artemisia L, cannabis and humulus L. pinus L, ulmus L and populus L were the most frequnt among pollen grains investigated of 54 species.

(80) The nursery trial showed that the seeds of Pinus ponderosa has a high percentage of germination, can sprout without any treatment (e. g. stored in sand), but it is irresistant to moisture.

(81) As a excellent tree species in the Pinus pinaster, slash pine is provided with fine biological characteristics and economic value.

(82) The root primordium of Pinus bungeana belongs to induced primordium, which is formed from the cross region of vascular cambium, phloem tissues and pith rays.

(83) On the basis of recounting details of Pinus ponderosa in the world and domestic, its prominent characteristics of growth in Yanan arboretum on the loess plateau has been emphasized on the paper.

(84) With methods of sampling and model, this paper studies the aboveground biomass and productivity of Pinus tabulaeformis planted forest, west of Shanxi province.

(85) The dendrocola mycoflora of bud on Pinus sylvestris var. mongolica is studied by ways of mycology, forest pathology and community ecology.

(86) The grafting technique of Pinus densiflora was studied from several aspects such as the options of stock, the collection of grafted scion, grafting time and grafting speed.

(87) Four species, White Spruce (Picea glauca), Engelmann Spruce (Piceaengelmanni), Lodgepole Pine (Pinus contorta), and Alpine Fir (Abieslaciocarpa) comprise the spruce-pine-fir species group.

(88) The influence of thinning on soil fertilities in artificial forests of Cunning hamia lanceolata, Pinus massoniana, Fokienia hodginsii, Cryptomeria fortunei and Schima superba were studied.

(89) To survive on this ascetic diet, Pinus longaeva invests very little energy in growth.

(90) The organogenic calli of Slash Pine(Pinus elliottii)were used to study the differentiation, rooting and histological anatomy of adventitious buds.