Environmental Studies

Replies / Views	Last post
What are the three types of parent material used to produce soil? What will be an ideal ... Started by fagboi	1 Replies 27 Views	Jul 21, 2018 by hollysheppard095
What are two principal criteria by which an element can be judged essential to any plant? What ... Started by abern	1 Replies 22 Views	Jul 21, 2018 by durant1234
Where do plants get carbon, hydrogen, and oxygen? What will be an ideal ... Started by laurencescou	1 Replies 15 Views	Jul 21, 2018 by frogdreck123456
What are two ways nitrogen can be taken up by the plant? What will be an ideal ... Started by cartlidgeashley	1 Replies 8 Views	Jul 21, 2018 by Silverbeard98
Provide two ways to modify soil pH, one to increase it and one to decrease it. What will be an ... Started by cool	1 Replies 11 Views	Jul 21, 2018 by irishcancer18
What are four fates of fertilizers applied to the soil? What will be an ideal ... Started by mcmcdaniel	3 Replies 20 Views	Jul 21, 2018 by nekcihc358
What are five factors that must be taken into consideration when deciding the frequency and rate of ... Started by jhjkgdfhk	1 Replies 40 Views	Jul 21, 2018 by wergv
Perlite is made from heat-treated mica and its primary use is for nutrient- and waterholding ... Started by CQXA	1 Replies 27 Views	Jul 21, 2018 by morrie123456
Peat moss is used for its nutrient- and water-holding capacity. Indicate whether the statement is ... Started by tichca	1 Replies 39 Views	Jul 21, 2018 by ngr69
Wood chips and sawdust are now being used as an alternative to peat moss. Indicate whether the ... Started by dollx	1 Replies 38 Views	Jul 21, 2018 by qytan
Hydroponic methods for growing plants can be broken down into substrate and bare root systems. ... Started by captainjonesify	1 Replies 49 Views	Jul 21, 2018 by underwood14
The CEC of a soil is used as an index of soil fertility. Indicate whether the statement is true ... Started by melina_rosy	1 Replies 45 Views	Jul 21, 2018 by livaneabi
The color of flowers on some plants is related to the pH of the soil in which they are grown. ... Started by acc299	1 Replies 20 Views	Jul 21, 2018 by hanadaa
Potassium is taken up by the plant as K2O. Indicate whether the statement is true or ... Started by stock	3 Replies 21 Views	Jul 21, 2018 by mochi09
Clay soils dry slowly, take longer to warm up in the spring, and are difficult to cultivate and work ... Started by littleanan	1 Replies 25 Views	Jul 21, 2018 by frre432
List two main areas of the plant environment and define each. What will be an ideal ... Started by FButt	1 Replies 65 Views	Jul 21, 2018 by mmj22343
What are the effects of red/yellow light, green/blue light, high-intensity light, and lowintensity ... Started by FButt	1 Replies 159 Views	Jul 21, 2018 by ryrychapman11
What are two benefits and two problems associated with wind? What will be an ideal ... Started by Metfan725	1 Replies 37 Views	Jul 21, 2018 by Athena23
Why is it important to aerate the soil? What will be an ideal ... Started by daltonest1984	1 Replies 39 Views	Jul 21, 2018 by xMRAZ
Provide one way to control soil temperature in the field. What will be an ideal ... Started by bobbysung	1 Replies 109 Views	Jul 21, 2018 by pami445
Atmospheric conditions such as temperature, moisture, light, and wind are all influenced by the sun. ... Started by Zoey63294	1 Replies 43 Views	Jul 21, 2018 by jomama
Light color influences plant growth. Red/yellow light promotes elongation growth, whereas green/blue ... Started by melina_rosy	3 Replies 94 Views	Jul 21, 2018 by bdobbins
One of the benefits of wind is that it promotes shorter plants with tougher cuticles, thereby making ... Started by cnetterville	1 Replies 20 Views	Jul 21, 2018 by ndhahbi
Who made the profound statement Ohne Wuchstoff, kein Wachstum, which when translated means without ... Started by Anajune7	1 Replies 21 Views	Jul 21, 2018 by lkanara2
Provide one commercial use for auxins, gibberellins, cytokinins, and ethylene. What will be an ... Started by lunatika	1 Replies 26 Views	Jul 21, 2018 by tanna.moeller