Algae Growth Search Results

How To: Solve word problems involving exponential growth/decay

The first problem that is show is exponential decay. First you will need to create a table with hours and substance left. The next step is to find the trend by noting that we are left with a certain percentage of the substance. One you have the trend you will use this to calculate the amount of substance left in said hours, in this case 6 hours. The following example shows you how to solve exponential growth. It is essentially the same except for the fact that you will be increasing, so inste...

How To: Identify and treat snow mold

snow mold occurs in round patches of grass in the lawn. The patches contain a fussy substance (the mold), that appears in grey or pink; the most dangerous of the two. Mold is formed whenever a lot of snow is left on the lawn for a long period of time, this causes the mold to grow underneath. Late fertilization with a lot of nitrogen promotes mold. Dead grass or thatch can cause mold to develop. Gently raking allows airflow into the grass and promotes new grass growth. The putting down of gras...

How To: Cut back ornamental grass

Adrian Higgins is the extraordinary garden writer for the Washington Post and shares with us his tip for cutting back ornamental grass. Spring is late in Washington this year which is good because we haven't gotten around to cutting back our grasses. This is a vital late winter chore because if it isn't done before new growth emerges, cutting could damage the new growth. Different people have different techniques depending on the grass and tool. Adrian doesn't like to use pruners for this tas...

How To: Grow Brussels sprouts

If you plant brussels sprouts you have to be prepared to wait a long time before the plant produces anything for you. It takes roughly five months for the plant to produce brussels sprouts. The brussels sprouts grow at the intersection where the the leaf meets the main stem of the plant. When the brussels sprouts are near the end of the growth cycle you can break the tops of the plants off to help force nutrients down into the plant.

How To: Lift and repot a black pine bonsai

Charles M., an attorney and bonsai cultivator, demonstrates how to transfer a field grown Japanese Black Pine that is ready for training. A 5-gallong nursery specimen was purchased and planted in the ground with a bonsai compound soil to keep its roots close and compact during trunk thickening. The tree was allowed to grow for three years, with the main foliage under four feet, but with two “sacrifice” branches allowed to shoot out without trimming. One sacrifice branch at the top of the tree...

How To: Prune plants

Learn how to cut back plants in your garden effectively to encourage new growth and remove dead and diseased branches. Follow this Howcast guide to learn how to prune plants.

How To: Prune roses in container garden

Pruning roses is one of the hottest trends in container gardening is using flowering shrubs. Of course, the king of flowering shrubs are roses. Mindy has several different examples of roses in containers. One was beautiful last year, it bloomed all season long, but this season is out of control. It's too big and gangly. Eric tells us roses bloom on new growth. If cut back it would have blooms again in 6 or 7 weeks. Be bold when pruning, take it back. Mindy doesn't have the nerve to cut so dra...

How To: Streak an Agar Plate

Check out this video tutorial on how to streak an agar plate. What's an agar plate? Well, an agar plate is a sterile Petri dish that contains a growth medium (typically agar plus nutrients) used to culture microorganisms. Selective growth compounds may also be added to the media, such as antibiotics.

How To: Safely use a crockpot

Next time you make dinner in your crockpot, be sure to follow these crockpot safety tips. The temperature should be at least 140 degrees. Food needs to cook at this temperature or higher to prevent the growth of bacteria. Do not put frozen foods into a crockpot. All foods should be defrosted before cooking, so the temperature can reach 140 degrees as quickly as possible. Do not lift the lid to stir, especially if you are cooking on the lowest setting. Each time you lift the lid, heat escapes ...

How To: Use NLP anchoring

Here is a Neuro Linguistic Programming (NLP) anchoring technique to help you neutralize negative thoughts and emotions. NLP anchoring is a simple, yet safe and powerful tool for self improvement and growth.

How To: Prune a high-density fruit tree

In this how-to video, Ed Laivo and Tom Spellman of Dave Wilson Nursery give you advice on how to prune high-density fruit trees as they look at Santa Rosa plums, pluots and nectarines in their own orchard. Watch this video to learn how to open your trees up for sunlight and airflow while simultaneously managing fruit buds so as to ensure uniform, healthy fruit growth.

How To: Prune a Japanese maple tree pre bonsai

If you own a Japanese maple tree, you need to know that there are three different methods for pruning bonsai. One is creation pruning, maintenance pruning, and pruning for show. In this video tutorials, you'll find out how to perform a creation pruning that is promoting branch development and growth. So good luck and enjoy!

How To: Trim your rose bushes

Starting a rose garden? Modern Mom is here to help. Learn from gardening expert Melinda Myers how to properly trim rose bushes after the winter to promote new growth in the spring. Prune brown, dried up rose branches and keep your garden fresh and fast growing.

How To: Perform the "threes" 4-mallet rotation exercise

Over the past 5-10 years, there has been an enormous growth in 4-mallet percussion. With the rapid increase in popularity, there comes the possibility of students moving too quickly through the learning process, or not having adequate instruction. In this installment from his video tutorial series on four-mallet percussion, Gifford Howarth teaches you a handy mallet rotation exercise.

How To: Prune a mature apple tree with secateurs or shears

In this instructional pruning video, Stephen Hayes of Fruitwise Heritage Apples prunes "shoots," or the leave-offs of past years' growth of the Egremont Russet apple tree. He uses secateurs, or pruning shears, and emphasizes the need for balance and fruit bud management. Watch as Stephen prunes a mature Egremont Russet and learn some instructional apple tree pruning tips.

News: How Chemistry Creates the Ultimate Cheese Dip

I have a weird fondness for the texture, if not the taste of Velveeta (and Kraft American cheese slices). No other cheese has quite the same amount of slip or smoothness and manages to stay that way, undoubtedly because Velveeta contains sodium alginate, an algae derivative that helps it stay so silky-smooth even as it heats up. It also contains a high level of protein-to-fat ratios, which is what makes it a champion melter.

How To: Use micro-misters for drip irrigation systems

Micro misters allow for low volume of water over a wide area. They give good moisture coverage. Systems can be pulled up, changed and made into what you need it to be. Keep potted plants separate from other plants. They should have their own system. There is a system to encourage growth of root systems of various plants. Shrubs get two emitters in case one clogs up, the plant still has moisture. Having the water at the base of the plant limits weed growth. There is a temporary system to get t...

How To: Prune hybrid-T roses

John White and Rosemary Maddox Master Gardner will teach us how to prune our hybrid t-roses. To begin, you’ll need a set of bypass pruners, long handles loppers for branches or canes, which are bigger than your thumb. You may also need a pruning saw, 10% bleach solution which is 10 parts water + 1 part bleach., an old dog bowl for the bleach, gloves, and a low stool. Begin with the bypass pruners clipping all branches that may be crossing or too close to the main branches that you will keep. ...

How To: Hold an inside mallet in 4-mallet percussion

Over the past 5-10 years, there has been an enormous growth in 4-mallet percussion. With the rapid increase in popularity, there comes the possibility of students moving too quickly through the learning process, or not having adequate instruction. In this installment from his video tutorial series on four-mallet percussion, Gifford Howarth covers the basics of gripping the inside mallet and gives you some common problems to watch out for.

How To: Practice the double stop mallet technique

Over the past 5-10 years, there has been an enormous growth in 4-mallet percussion. With the rapid increase in popularity, there comes the possibility of students moving too quickly through the learning process, or not having adequate instruction. In this installment from his video tutorial series on four-mallet percussion, Gifford Howarth illustrates exercises to isolate the interval changing motion of inside and outside mallets on a mallet instrument such as a vibraphone.

How To: Handle large intervals on a mallet instrument

Over the past 5-10 years, there has been an enormous growth in 4-mallet percussion. With the rapid increase in popularity, there comes the possibility of students moving too quickly through the learning process, or not having adequate instruction. In this installment from his video tutorial series on four-mallet percussion, Gifford Howarth explains how to handle larger intervals on a mallet instrument like a vibraphone or marimba without getting into bad habits.

How To: Warm up for 4-mallet percussion

Over the past 5-10 years, there has been an enormous growth in 4-mallet percussion. With the rapid increase in popularity, there comes the possibility of students moving too quickly through the learning process, or not having adequate instruction. In this installment from his video tutorial series on four-mallet percussion, Gifford Howarth provides suggestions for an effective warm-up routine.

How To: Pot a rooted geranium cutting

The hard part of planting your geraniums is getting them to produce roots. Once you have done that it is important to transfer them to an adequate pot for further growth. This gardening how-to video demonstrates the proper way to pot up rooted geranium cuttings.

How To: Prune ornamental grasses

This how to video teaches you to cut ornamental grasses back in the spring to promote great summer growth. In the summer ornamental grasses look gorgeous, but after the winter these grasses are dry and are a fire hazard. Watch this video and learn how to easily prune your ornamental grasses.