I thought I would let everyone know, so you do not get disappointed, if anyone is planning to use SR3 on winter wheat, please order asap, so we have time to fulfil your order.
When people refer to bacteria in the soil it is important to understand that many of these do not interact directly with plants, the ones that do positively benefit plants are Plant Growth Promoting Rhizobacteria (PGPR) and it this group that inoculum are drawn from...
@N.Yorks. Chelation of divalent cations, including Cd2+, Cu2+, Ni2+, Pb2+ and Zn2+ ; trivalent cations, such as Mn3+, Co3+ and Al3+; and actinides, such as Th4+, U4+ and Pu4+ help plants acquire balanced nutrient needs. Microbes such as PGPR can release chelating agents that can aid with the...
Hi @N.Yorks. - you are correct, a competent person using appropriate equipment can identify to the species level using the genetic techniques. As you might be aware, isolates within species vary in their performances and we spent a number of year refining the isolates. Bacterial isolates are...
How do they fix N, is it atmospheric N gas that is fixed or N present already within the soil from fert/manure/organic matter?
The answer to this questions is BOTH - bacteria uses soil sources of N and also fixes N from the air.
In terms of fixing N from the air – we grow these bacteria on...
What is the number of bacteria that will be typically applied from a field application of your product?
SR3 products contain monocultures of PGPR (10^10cfu). This number was carefully selected and validated in trials for the following reasons:
We seek not to dominate but modulate the...
This is a very good comment; thank you, @parker, and you are right about ‘one size doesn’t fit all'.
We initially commenced our research intending to design a universal consortium for all crops. However, early in our research, we quantified that crops responded more positively and consistently...
In 2020 PlantWorks undertook a number of trials to see if bacteria could help farmers reduce N inputs. In parallel, NIAB also ran similar experiments. Unfortunately, I cannot share NIAB’s results, as they are only available for NIAB TAG members, but I can confirm they correlate with our data...
This thread has had so much interest I felt it would be useful to create this Q&A list for the most common queries we get. Nitrogen shortage is such a hot topic, so this may help farmers understand more about SR3 active biology and how it can help using N fertiliser more efficiently.
Q: When is the best time to apply SR3 wheat?
A: Winter cereals – early spring, when crop growth is resumed(GS25-31). There is no strict relation to the growth stage, but weather conditions are important; ideally before a period of rain to help wash the bacteria down to the root zone.
Spring...
We report here on 2021 wheat trials using SMART ROTATIONS 3 (SR3) liquid bacteria. These trials were undertaken ‘on the farm’ with replicated treatment tramlines/plots and statistically analysed using combine readings.
Results:
Applied on farms in both UK and Hungary on different wheat...
I just uploaded the results on spring wheat, which are slightly different to winter wheat. The highest yield was achieved in the condition where 100% N was applied. However, conditions where N was reduced still yielded higher than control (100% without SR3)...
We report here on the second blog on wheat trials using SMART ROTATIONS 3 (SR3) liquid bacteria sprayed on wheat in 2019-2020. This work has been undertaken ‘on farm’ and has been statistically analysed using combine readings through QGIS and R-studio.
Results:
Applied on-farm in...
Just to take up the question posed above - all winter crops planted in 2021 can be treated with nitrogen-fixing bacteria in spring 2022. There will be much pressure on farmers both in sourcing nitrogen in 2022 and then affording to apply at their traditional application rates. We are now...
We run trials on our monitor farms in collaboration with the farmers. They are replicated tramline field trials, where we use qGIS to collect the data and R studio to analyse it. We manage over 200(!) readings from one treatment condition and over 1000 from the whole trial with this method...
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