Sentences with phrase «organic fertilizers applied»

Not exact matches

While organic gardeners concede the point that most compost is low in soluble nitrogen, potassium, and phosphorous, Jack Ruttle observes: «I have grown many fine vegetable gardens with no other fertilizer than an inch or two of pure compost applied once a year, and I have known plenty of other gardeners who do the same.»

In the organic system, organic fertilizers were applied as base fertilizers before ploughing, and during the growth period biogas manure was used according to growth conditions.

The study was designed to determine the impact of two organically approved liquid fertilizer sources applied through fertigation on plant growth, yield, fruit quality, and soil and plant tissue nutrient status of «Marion» and «Black Diamond» blackberry grown in an organic production system.

Thirty years after synthetic nitrogen (N) fertilizer had been applied to crops in 1982, about 15 per cent of the fertilizer N still remained in soil organic matter, the scientists found.

There's a lengthy list of requirements, but one includes that produce can only be called organic if it's certified to have grown on soil that had no prohibited substances [such as synthetic fertilizers and pesticides] applied for three years prior to harvest.

Jorge Paz - Ferreiro from the Polytechnic University of Madrid looks to applying charred organic matter, or biochar, to the soil as a way of storing carbon and reducing the need for fertilizers.

Promising soil management techniques include controlled grazing; mulching with organic matter; applying manure and biosolids; use of cover crops in the rotation cycle; agroforestry; contour farming; hedgerows; terracing; plastic mulch for erosion control; no - till or conservation tillage; retention of crop residue; appropriate use of water and irrigation; and integrated nutrient management, including the judicious use of chemical fertilizers.

The digester is greatly reducing manure odor and pathogens and creating a safer organic fertilizer to apply to their fields.

The study compared a conventional farm that used recommended fertilizer and pesticide applications with an organic animal - based farm (where manure was applied) and an organic legume - based farm (that used a three - year rotation of hairy vetch / corn and rye / soybeans and wheat).

Applying organic fertilizers, such as those resulting from composting, to agricultural land could increase the amount of carbon stored in these soils and contribute significantly to the reduction of greenhouse gas emissions,...

As a long time organic gardener myself as one of my hobbies, I do apply some 10 kg organic fertilizer per year per 100 m2 in my garden, of which some 5 % is nitrogen (as nitrate).