8 votes
Accepted

Can grass clippings be used for livestock feed?

I live on a farm and can say with certainty that cattle and sheep will absolutely eat grass clippings. All of our grass clippings from the around the house go to the animals, along with a significant ...
user avatar
7 votes
Accepted

Is being a vegetarian really environmentally friendly?

Gram for gram, meat products produce from twice (comparing fish to wheat) to 150 times (comparing beef to root vegetables) more greenhouse gas emissions than plant products. In 2020, Our World in Data ...
user avatar
  • 11.2k
6 votes

Improving heirloom crops by selection (legumes, grains)

Selection Remember to consider a whole-of-plant perspective when saving seed, as the seed determines the success of the whole plant. If the end goal of a grain crop is the maximum yield for a given ...
user avatar
5 votes

Carbon footprint of soy milk versus cow's milk

Tesco (a large UK supermarket chain) have carbon footprinted a large number of their products - https://www.tescoplc.com/assets/files/cms/Tesco_Product_Carbon_Footprints_Summary(1).pdf. For fresh ...
user avatar
  • 1,032
5 votes

Are soybeans mainly grown for animal feed or oil production?

I found some data from the American Soybean Association on their SoyStats page to help answer this. All data is for 2019. Soybean Product Million metric tons produced USD per ton Total value Meal 44....
user avatar
  • 11.2k
5 votes
Accepted

Is advocating against genetically modified seeds anti-science?

If someone were to argue that GMOs do not exist or that some particular method which has been devised in a scientific manner to create GMO species does not exist or does not work, that would be ...
user avatar
5 votes
Accepted

Is it true that cannabis is not a sustainable recreational drug?

There are two very different ways cannibis is grown, and those have radically different environmental impacts. This is somewhat distinct from the legality differences. Grown outdoors cannibis often is ...
user avatar
  • 3,756
4 votes
Accepted

What is the difference between organic and syntropic agriculture?

The two concepts overlap somewhat but the main focus and way of thinking is different. With syntropic agriculture degraded unproductive land is transformed into healthy productive land by planting ...
user avatar
  • 14k
4 votes
Accepted

If we can capture landfill gas, why can't we capture cows' burps and use them as a source of energy too?

How do you propose capturing methane laden cow burps? Land fill sites are stationary and inanimate. Getting methane out of a land fill site basically involves putting some pipes into the back fill ...
user avatar
  • 3,152
4 votes

Is advocating against genetically modified seeds anti-science?

Greenpeace is clearly not anti-science; they are not opposed to scientific practices such as research and publishing. Their 2015 report on pesticides which includes over 150 reference citations, many ...
user avatar
  • 2,739
4 votes
Accepted

What is blue, green, and grey water?

A document produced by the US Geological Survey, for what looks like a conference presentation, gives a good explanation. Green and blue water are waters from two natural water systems. Green Water is ...
user avatar
  • 3,152
4 votes

Can grass clippings be used for livestock feed?

It will be more nutritious if, instead of "clippings", you use a scythe and rake up the cut grass. Grass clippings from a lawn mower oxidize very quickly since they are so finely chopped up.
user avatar
4 votes
Accepted

How much of dropped fruit is wasted? How much could be consumed, ideally?

I have a small coffee farm, and I occasionally employ someone to pick the coffee. At commodity prices, it is hardly even economically sustainable to pick the coffee from the plant, much less get ...
user avatar
  • 769
4 votes

What are examples of perennial crops?

All of the tree fruits, of course: apple pear all citrus apricot avocado cherry date persimmon olive plum fig Most of the soft fruits or "berries": raspberries blackberries blueberries grapes You ...
user avatar
3 votes

How do greenhouses affect pesticide use?

Weed control is easier in greenhouses, so herbicides aren't used much. However the higher humidity levels and more constant temperatures make both insect and fungi much larger pests. The expense of ...
user avatar
3 votes

How do greenhouses affect pesticide use?

To a general question this general answer: I don't know, but in general I don't think so ;-) but then again, ... First: a greenhouse is not a closed environment. It is aerated (insects can come in ...
user avatar
  • 71
3 votes

Why western countries do not heavily tax beef imports?

As others have suggested, it is illegal under World Trade Organisation rules to apply such tariffs on just one country without a specific trade treaty. And if the western countries did impose tariff'...
user avatar
3 votes

How much of dropped fruit is wasted? How much could be consumed, ideally?

Only in family. Dropped fruit. From the tree the goats or pigs will eat. Early fruit with worms or such. Picking time the fruit is picked with long poles With a small bucket & rake on it. It is ...
user avatar
  • 173
3 votes

How can a purely vegan diet be the most sustainable?

What to do with waste products, if not feed them to animals? Organic (of or relating to an organism) waste products all compost and if you want everyone in the world to live on grains and vegetables ...
user avatar
3 votes

Carbon footprint of soy milk versus cow's milk

Ripple Foods, the California-based producers of non-dairy milks made from pea protein, commissioned a Life Cycle Analysis of different milk products that included both soy milk and cow/dairy milk. ...
user avatar
  • 2,739
2 votes
Accepted

Cost analysis of changing cow diet to lower methane emissions

A number of sources claim that adding seaweed to the diet of cattle can reduce methane emissions from cattle by 70 to 86 percent. Cows fed small amount of seaweed burp 86 per cent less methane in ...
user avatar
  • 3,152
2 votes

Is there a sustainable agriculture certification that sees GMOs as potentially beneficial?

In the United States, food products labeled as “organic” are generally believed to be in compliance with the standards of the National Organic Program (NOP), a program of the USDA, which strictly ...
user avatar
2 votes

How much of dropped fruit is wasted? How much could be consumed, ideally?

I live in an apple growing area. A viable farm has a lot of trees, so they use migrant labour to pick apples. You have to pay the labour more money than you get for the bruised fruit (it goes to the ...
user avatar
  • 405
1 vote

What are examples of perennial crops?

Have a look at the work of Martin Crawford, e.g. Creating a Forest Garden: Working with Nature to Grow Edible Crops: Offering inspiration for all gardeners, this book features beautiful color ...
user avatar
1 vote

Roughly, how much water does it take to grow 50 lbs of fodder for most dairy cows in the US?

1,400 gallons per day (including rainwater) According to "The green, blue and grey water footprint of crops and derived crop products" (Mekonnen and Hoekstra, 2011), for the period from 1996 to 2005 ...
user avatar
  • 11.2k
1 vote

UK - would there be any problem with keeping bees on a plot if the neighbours have horses

If your local laws allow you to keep bees on your property, then you can keep bees, end of discussion. Your neighbor's horses don't come into consideration. If you don't want your beekeeping to ...
user avatar
  • 386
1 vote

Can grass clippings be used for livestock feed?

I can definitely say Yes. The grass clippings can be used for ruminant animals like sheep and goat after ensiling or drying of the grass clippings. That has been scientifically proved in our lab.
user avatar
1 vote

Can grass clippings be used for livestock feed?

I used to dry grass clippings as hay, then bag and store until winter and feed to goats. They seemed to much prefer it to regular hay. I think it is more nutritious too.
user avatar
1 vote

Improving heirloom crops by selection (legumes, grains)

I would recommend some reading up on 'landrace' crops. (from wikipedia with a source) Landrace plants are grown from seeds which have not been systematically selected and marketed by seed companies, ...
user avatar

Only top scored, non community-wiki answers of a minimum length are eligible