what distribution pattern describes pine trees on a pine tree farm?

What distribution pattern describes pine trees on a pine farm?

The answer is uniform.

What is the pine trees method?

This method was originally described by Chang S., Puryear J., Cairney J. (1993) A Simple and Efficient Method for Isolating RNA from Pine Trees. … The RNA is precipitated overnight at 4℃ and harvested by centrifugation at 12,000 x g for 20 min. Shorter precipitations time may also be used with lower yield.

What are the inherited characteristics of a pine tree?

A majority of these trees are found growing in the Northern Hemisphere except the Sumatran Pine that grows in the Southern Hemisphere. They are valued for their timber and wood pulp. Pine trees are an important part of Christmas celebrations around the world.

What distribution pattern describes wolves that live in packs?

The wolf pack structure is a type of population distribution called clumped distribution.

Where do pine trees grow?

Pines are naturally found almost exclusively in the Northern Hemisphere. They are found through much of North America, China, South-East Asia, Russia and Europe and have one of the largest distributions of any conifer family. Pine trees are the dominant plants in many cool-temperate and boreal forests.

How do pine trees grow and develop?

Pine trees reproduce by producing seeds. Unlike deciduous trees, which produce seeds that are surrounded by fruit, pine seeds are located on scales of structures called cones (pine cones). Pine trees possess both male and female reproductive structures, or cones.

How do you manage pine trees?

Prune pines during their dormant season from December through February, when the chance of disease or infestation is lowest. Cut branches at the trunk in order to minimize trauma to the tree. Remove branches that block sunlight to fellow trees or present a safety risk to the area.

What is the characteristic of pine trees?

Pines have acicular-shaped leaves, commonly called needles. Needles mostly occur in fascicles of 2 to 8, except Pinus monophylla, in which they usually occur singly. The fascicle sheath is comprised of bud scales which can be either deciduous or persistent. The seed cone usually matures in 2 (rarely 3) years.

What is a characteristic of pine?

Pine wood is medium-weight and relatively soft. Its strength and elasticity are good. As with other coniferous woods, the properties of the wood depend upon the density of the annual growth rings: The higher the proportion of summerwood, the heavier and harder the wood.

Where did the pine tree originated?

Pines trace their origin to the super-continent of Laurasia, and by mid-Cretaceous, they had diverged into two lineages, the Strobus (Haploxylon) and Pinus (Diploxylon) subgenera (Millar 1998).

Where do pine trees grow in the US?

The bristlecone pine grows naturally in mountainous areas of Colorado, Utah, Nevada, New Mexico, California, and Arizona, often at even higher elevations than the subalpine fir. (Grows in hardiness zones 4 to 7.)

What grows on a pine tree?

How to Grow a Pine Tree from Seed. You can grow pine trees using seed in pine cone scales that are harvested from female cones. Female pine cones are considerably larger than their male counterparts. Mature pine cones are woody and brown in appearance. One cone produces about two seeds beneath each scale.

Where do pine trees grow in Africa?

The pine tree species invades large areas and more specifically fynbos vegetation. Fynbos vegetation is a fire-prone shrubland vegetation that is found in the southern and southwest cape of South Africa. It is found in greater abundance close to watercourses.

Where do pine and fir trees grow well why?

Answer: Pine and fir tree grow in hilly areas because there habitat is like that moreover there leaves are designed in such a way that snow sheds from it. THERE HABITAT IS ARAPTED TO MOUNTAINS AND HILLY AREAS. HOPE IT HELPS.

What makes a pine tree a pine tree?

Pine trees (the genus Pinus) are distinguished from all other trees by: (a) having uncovered seeds borne in pairs on the bracts of (female) cones (as do other genera of the Pinaceae family) and (b) narrow leaves (“needles”) arranged in bundles of 2 to 5 and with a permanent or deciduous sheath at their bases.

How do pine trees make pine cones?

Pine Tree Pollen

Pine trees produce cones with exposed seeds or pollen, rather than flowers with pollen tucked inside ovaries. Each pine tree contains both male and female gametes, with female cones in the top branches of the tree’s crown and male cones below them.

Are pine tree farms profitable?

“It gives the grower options. At close spacing, pine stands can generate about $500 per acre from each pine straw harvest as soon as 8 years after planting.

When should pine trees be harvested?

between 12 and 15 years old
Often, pine trees will be between 12 and 15 years old when they reach this size. Thinning operations should first remove the weak, diseased, poorly formed and damaged trees followed by selecting additional trees until the optimum stand density is reached.

How are pine plantations planted?

Each pine seedling is planted by hand, with an experienced planter planting up to 2,000 seedlings per day. Pine seedlings are planted during winter because they are dormant during the cooler months, which means they can be transported more easily and planted in the ground in time for their spring growth period.

What do pine trees do for the environment?

The dense foliage and branching habits of pine trees provide cover for birds and other small wildlife. Young pine trees have branches that extend down to the ground, allowing protection from harsh temperatures, winds and predators.

What does a pine tree represent?

“In the countries around the world where pine trees grow, many legends, beliefs, and folklore surround this magnificent tree.” Aside from representing fertility, wisdom and longevity, the pine tree is a symbol of peace.

How do you identify a pine?

Look for the number of needles that come out of the same spot on a twig. If a twig bears needles in groups of two, three, or five, you can safely call it a pine. If the twig carries its needles singly, it’s a good bet you’ve got a fir or a spruce. Pull off a needle, and roll it between your fingers.

How ancient are pine trees?

bristlecone pine, (species Pinus longaeva and P. … The Methuselah tree of the White Mountains of California is around 4,850 years of age and was once thought to be the oldest living bristlecone pine. It was surpassed in 2012 by the discovery of a nearby tree that is estimated to be more than 5,060 years old.

How did the pine tree evolve?

Pine trees now dominate the forests of the Northern Hemisphere. The research suggests the tree’s evolution was shaped in the fiery landscape of the Cretaceous, where oxygen levels were much higher than today, fuelling intense and frequent wildfires.

Where do pine trees grow in India?

Pine trees are found in the mountainous region. Among the given choices Jammu & Kashmir is a mountainous region in India, where pine trees are found.

What climate are pine trees in?

Needle-like leaves and cone-shaped forms allow some pine trees (Pinus spp.) to grow in very cold areas, but several species also grow well in warm climates. Ranging in hardiness through U.S. Department of Agriculture plant hardiness zones 2 to 10, most pines grow best in well-drained soil on a full-sun site.

Can pine trees grow anywhere?

Pine trees grow nearly everywhere in North America, with Kansas being the sole region in which no pine trees are native species, according to the “National Audubon Society Field Guide to Trees: Eastern Region.” With such a large range, the pine trees obviously handle a variety of climates, though certain species prefer …

Are pine trees indigenous to the United States?

1 Pines are native to most of the Northern Hemisphere. Pines are evergreen and resinous trees (rarely shrubs). The smallest pine is Siberian Dwarf Pine and Potosi Pinyon, and the tallest pine is Sugar Pine. Pines are among the most plentiful tree species.

Do pine trees grow in Plains?

For example, fir, deodar, pine, cedar, small flowerless plants like ferns, lichens and mosses etc. These plants grow in plain, flat, surface of the earth. Trees have several branches and leaves. Many of these plants grow in warmer climate of the plains and shed most of their leaves in autumn.

What is the habitat of a pine tree?

Pine Habitat

Pine habitats vary somewhat as you travel to different biological regions of the United States, but generally speaking pine trees can successfully compete with hardwoods when the soil conditions are mostly sandy and the land is well drained and not swampy.

Why do pine trees grow on mountains?

The areas higher up on mountains are windier, colder, and receive more snow than places lower on the mountains or in valleys. The weather also stays colder longer higher up in the mountains, which means there is a shorter growing season – the time when plants and trees can grow.

What pine trees grow in South Africa?

Pinus pinaster is a pine native to the Mediterranean region. It is widely planted commercially in South Africa as a timber resource and for the forestry industry. This is a medium-size tree, reaching 20–35 m tall and with a trunk diameter of up to 1.2 m.

Do pine trees grow in Africa?

For one thing, the pines, firs and cedars of Europe and America are not native to sub-Saharan Africa. … But given the fact that foreign pines grow well only in a few of the microclimates, and that most of the population is African, the Tannenbaum tradition is not tenacious.

Where do maritime pines grow?

This species is native to Algeria; France — south of the Gironde and along the French Mediterranean coast, Corsica; Gibraltar; Italy — Sardinia, and the western coast of Sicily, Malta, Monaco; Morocco; Portugal; Spain — Alicante, Balearic Islands and Barcelona, Castellón, Gerona, Lérida, Tarragona, and Valencia; as …

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