Geography

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Why do plants supplied with may have increased carbohydrate and protein levels compared with plants ... Started by Cooldude101	1 Replies 35 Views	Sep 3, 2020 by dantucker
Which of the following would retard anhydrous ammonia retention in clayey soils? Started by mckennatimberlake	1 Replies 44 Views	Sep 3, 2020 by AaaA
Which of the following bacteria can grow inside root tissues of non-legume plants and fix nitrogen? Started by RRMR	1 Replies 25 Views	Sep 3, 2020 by choc0chan
Which form of soil nitrogen is most abundant in soil? Started by Lobcity	1 Replies 18 Views	Sep 3, 2020 by mbcrismon
Rice is being cultivated in a highly irrigated field with nitrate fertilizers regularly applied to ... Started by P68T	1 Replies 23 Views	Sep 3, 2020 by jessofishing
How do the newly formed leaves of a plant remain green when symptoms of chlorosis are displayed by ... Started by AEWBW	1 Replies 29 Views	Sep 3, 2020 by Jossy
An uncultivated land with 6% OM content is used for wheat cultivation. The rate of loss of OM per ... Started by SGallaher96	1 Replies 37 Views	Sep 3, 2020 by aham8f
An agricultural field is used for cultivation of cotton. The soil profile shows high levels of urea ... Started by s.tung	1 Replies 37 Views	Sep 3, 2020 by stillxalice
A soil contains 1.7% OM with an annual decomposition rate of 1.5%. The farmer wants to increase OM ... Started by B	1 Replies 26 Views	Sep 3, 2020 by lucas dlamini
The __________ rating of a limestone is the product of the CCE and fineness factor. Started by acc299	1 Replies 29 Views	Sep 3, 2020 by jaymee143
Net soil profile acidification occurs only when leaching water containing is transported below the root zone. Started by PhilipSeeMore	1 Replies 41 Views	Sep 3, 2020 by chinwesucks
Why is blueberry and azalea production not possible in calcareous soils? Started by jlmhmf	1 Replies 24 Views	Sep 3, 2020 by durant1234
Why does the growth rate of bean crops like soybean reduce during germination? Started by penza	1 Replies 43 Views	Sep 3, 2020 by shewald78
Why does saline irrigation water result in leaf burn in fruit crops? Started by skymedlock	1 Replies 63 Views	Sep 3, 2020 by EAN94
Which of the following will result in a high soluble-salt concentration in the soil zone, which will ... Started by LCritchfi	1 Replies 77 Views	Sep 3, 2020 by Danny Ewald
Which of the following is the term used for soil solutions with a pH level less than 7? Started by vHAUNG6011	1 Replies 25 Views	Sep 3, 2020 by leannegxo
Which of the following is defined as the acid-neutralizing capacity of a liming material expressed ... Started by Anajune7	1 Replies 33 Views	Sep 3, 2020 by djpooyouma
Which of the following fertilizer sources has a equivalent of 3.6, where the equivalent represents ... Started by rl	1 Replies 41 Views	Sep 3, 2020 by popopong
Which of the following crops has a highly sensitive aluminum tolerance level? Started by arivle123	1 Replies 37 Views	Sep 3, 2020 by hugthug12
Recent studies show that the growth rate of a cauliflower farm has significantly decreased due to ... Started by kfurse	1 Replies 61 Views	Sep 3, 2020 by durant1234
According to the text, which of the following potential plant nutrient problems related to excessive ... Started by newyorker26	1 Replies 56 Views	Sep 3, 2020 by ambernicolefink
Water uptake from the soil into the apoplast from higher water potential to lower water potential is ... Started by Garrulous	1 Replies 263 Views	Sep 3, 2020 by katheyjon
Cation replacement in minerals is called __________ . Started by schs14	1 Replies 54 Views	Sep 3, 2020 by diesoon
The edge charge on the surface of clay minerals is a permanent charge. Started by rlane42	1 Replies 27 Views	Sep 3, 2020 by amynguyen1221
Why does smectite have a higher degree of expansion than vermiculite, in spite of both the clay ... Started by Evvie72	1 Replies 35 Views	Sep 3, 2020 by hollysheppard095