Claim · model-written summary
Root Cd concentration was exponentially correlated with nodule weight (r = −0.99).
Verbatim
e0“Root Cd concentrations were exponentially correlated with nodule number, nodule weight, and acetylene reduction, with correlation coefficients of −0.99, −0.99, and −0.97, respectively”
t0“Dry Beans (Phaseolus vulgaris L.)”
Title
The Effect of Cadmium on Nodulation and N2(C2H2)‐Fixation by Dry Beans (Phaseolus vulgaris L.)
G. T. Vigue; I. L. Pepper; D. F. Bezdicek Journal of Environmental Quality 1981. doi:10.2134/jeq1981.00472425001000010019x
Other claims from this paper (17)
- Intervention effect Cadmium at 10 µ m Cd/liter significantly decreased total N content of shoots in dry beans.
- Intervention effect Cadmium at 10 µ m Cd/liter significantly decreased nodule weight in dry beans.
- Intervention effect Cadmium at 10 µ m Cd/liter significantly decreased nodule number in dry beans.
- Intervention effect Cadmium at 10 µ m Cd/liter significantly decreased N 2 (C 2 H 2 )‐fixation in dry beans.
- Intervention effect Cadmium at 500 µ m Cd/liter completely inhibited nodulation.
- Association Nodulation was negatively correlated with solution Cd concentration (r = −0.97).
- Association N 2 (C 2 H 2 )‐fixation rate was negatively correlated with solution Cd concentration (r = −0.97).
- Observation Cadmium uptake and translocation in dry beans were slow.
- Observation At 20 µ m Cd/liter, roots Cd averaged 431.
- Observation At 20 µ m Cd/liter, nodules Cd averaged 80.
- Observation At 20 µ m Cd/liter, shoot tissue Cd averaged 35 µ g Cd/g.
- Observation Root and shoot Cd levels were essentially the same with fixed nitrogen and nutrient-solution nitrate.
- Association Root Cd concentration was exponentially correlated with nodule number (r = −0.99).
- Association Root Cd concentration was exponentially correlated with acetylene reduction (r = −0.97).
- Association Shoot Cd concentration was logarithmically correlated with nodule number (r = −0.89).
- Association Shoot Cd concentration was logarithmically correlated with nodule weight (r = −0.91).
- Association Shoot Cd concentration was logarithmically correlated with acetylene reduction (r = −0.84).