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Questions tagged [agriculture]

The cultivation of food and materials, specifically from or derived from plants and animals using traditional or modern industrial practices.

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Which crop is this?

Can anyone tell me which crop is this. Clicked in France in Aug!
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17 views

Agricultural self sufficiency after yellowstone eruption?

Given a 440 acre farm running roughly 200 acres of Crops and 40-50 head of cattle,in the secondary ash zone within the lake of the ozarks reigon of Missouri, how viable would survival be relying on ...
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Effect of CO2 In Predicting Crop Yields

I was recently reading about startups such as Descartes labs in which they have developed a model to forecast corn yields. The lab says that they used spectral bands and weather forecasts to determine ...
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1answer
94 views

What kind of climate could you expect in a mountainous area in a subtropical region?

More specifically, I'm trying to work out climate analogues for my farm. It's at 5200-6200ft in South India. My area is a bit too small for the Köppen Map to correctly reveal patterns. I'll be ...
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1answer
47 views

How much excess water prevents planting of a crop

It's a generic question but was wondering if there is a threshold level of soil water beyond which planting a crop (for e.g. soybean) can be hindered because the soil is too wet or flooded. As a ...
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1answer
57 views

Agricultural non point source of pollution (AGNPS) model input data

How to input climate data for AGNPS model? AGNPS model is developed USDA https://www.nrcs.usda.gov/wps/portal/nrcs/detailfull/null/?cid=stelprdb1042468
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Is it possible to set up a farm starting with processed foods? [closed]

Given a bare but not sterile environment and the sorts of supplies one would have access to in a well-stocked cafeteria or a bad grocery store, is it possible to start growing food? Assume frozen, ...
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1answer
86 views

How much does the productivity of modern agriculture depend on Glyphosate?

Glyphosate is the most important herbicide in agriculture by quantity. A committee of the European Union just recently voted against a ban of the substance, after much debate around possible negative ...
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25 views

Books about industrial medical and culinary herb growing [closed]

I planning to start my own medical/culinary growing farm somewhere in the not too far future. I'm on a training at the moment on this subject (I'll get a mid-level exam paper about it that I can use ...
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1answer
30 views

Is there an Existing Model of Computing Rice Sufficiency?

I've been researching agricultural systems out of my curiosity. And so I've been thinking how do the Officials know that the Rice Produce or YIELD, will be satisfiable to a certain country, or small ...
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298 views

Will global warming lead to agriculture in the Arctic?

From what I understand, global warming will make growing food a lot harder in areas like the American Midwest because temperatures will become too high for most crops. At the same time, Arctic (and ...
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2answers
261 views

Did the Haber-Bosch process enable the population explosion?

Im a bit confused on how crucial Nitrogen fixation with the Haber-Bosch process really was. On the Wikipedia page of the Haber-Bosch process it says: In combination with pesticides, these ...
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Winter Wheat & Wildfires

TL;DR: How susceptible is winter wheat to wildfire, in the environment that winter wheat is used? The scenario: Shallow water table, a steppe environment, deep-root winter wheat and a HIGH ...
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1answer
68 views

Does the diameter of the earth decrease because of soil subsiding due to irrigation and rainfall over the years?

I am taking a course on coursera where the instructor talks of a soil subsidence concrete post that was put there in Everglades southern Florida in 1920s. He goes on to describe the level of earth ...
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1answer
147 views

Is it true that aquaponics yield crops with a lower nutritional value than soil-agriculture?

I read this article, in which a person claims that Aquaponics bring crop quality down by having more water than actual nutritional value. I have read many other sources that say the opposite. Can ...
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3answers
162 views

Lack of annual slash-and-burn in North America?

In many areas of South America, Africa, India and Southeast Asia, "slash-and-burn" agriculture is employed whereby every year the stubble from the previous year is burned along with other live ...
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4answers
140 views

Which greenhouse gas does the most damage to crops?

While there have been lots of studies looking at the effect of greenhouse gasses on increasing temperatures around the planet, my question is what are the effects of emissions on food production.
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0answers
27 views

Is there a way to calculate difference initial water content, from curve number method?

I want to calculate difference between initial water content of a soil given that its saturation water content can be found from its type. Is there a way to find initial water content of that soil ...
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What field data do I need for the Green-Ampt infiltration Model?

I want to estimate infiltration in a soil. What kind of parameters should I be measuring in the field?
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2answers
208 views

How to find molarity of a fertilizer?

I want to add nitrogen to my soil samples in a lab as fertilizer (ammonium nitrate). I need to add it equivalent of 50 kgN/ha. I have a clump of soil, that weighs 20g. What is the best way to convert ...
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2answers
79 views

Which crops are especially sensitive to atmospheric ozone?

In this National Park Service article, the effects of ozone on trees is discussed: Ozone enters plants through leaf openings called stomata and oxidizes plant tissue, causing changes in biochemical ...
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2answers
2k views

The Dust Bowl: how's the recovery of all that topsoil going?

I must admit this is very confusing: one gets different types of information from different sources that often contradict one another. It is said that the main event occurred due to some misguided ...
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1answer
437 views

How does soil fertility differ between Scandinavia and Russia

How is climate and soil fertility different in Scandinavia comparing to Russian territory of 1500s? Did Scandinavia have more favorable climate and more of arable and higher yielding soil than Russia ...
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1answer
187 views

Was Russia's original territory unfavorable for agriculture?

How favourable were the soil and climate in Russia's landmass of the 1500s for growing crops in comparison with Northern European countries?
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218 views

Seeking details for the “historical rate” of arable land loss

In doing research on the issue of desertification (aka land degradation) I keep running across the same basic sentence but no source or detail to support or clarify it: "Arable land loss is ...
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1answer
286 views

Removing agricultural plastic film waste after 10+ years degradation [closed]

I am at a farm where previous tenants left a non-biodegradable plastic film roughly 10-15 years ago. It is inconsistently spread over a few acres and was not discovered until we attempted plowing the ...
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1answer
912 views

Did the Neolithic Revolution have an effect on the earth's climate?

I imagine that human agriculture had a major effect on the composition of flora across the planet's surface. Did the transition from gathering to growing have a measurable effect on climate? If so, ...
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1answer
55 views

How significant is organic cotton agriculture to the USA's total global ecological footprint?

The ecological footprint of a human activity can be measured in global hectares (gha). Cotton's ecological footprint to produce one ton of product ranges from 2.17 gha for organic cotton to 3.57 gha ...