Effect of seed quality on cooking quality and yield of a subsequent crop of field pea

1991 ◽  
Vol 71 (3) ◽  
pp. 857-859 ◽  
Author(s):  
G. H. Gubbels ◽  
S. T. Ali-Khan

Seed lots of field pea (Pisum sativum L.), varying in cooking quality (viscosity of puree) and protein concentration were grown in the field in 1986 and 1987 to determine the effect of those factors on subsequent yield, cooking quality and protein concentration. Under the conditions of the experiments, cooking quality and protein concentration of the seed had no marked effect on yield, 1000-seed weight, cooking quality or protein concentration of the subsequent crop. Key words: Field pea, Pisum sativum L., seed quality, cooking quality, protein concentration, yield

1982 ◽  
Vol 62 (4) ◽  
pp. 893-899 ◽  
Author(s):  
G. H. GUBBELS ◽  
S. T. ALI-KHAN ◽  
B. B. CHUBEY ◽  
M. STAUVERS

The yellow-seeded field pea (Pisum sativum L. ’Century’) was grown at two levels of soil moisture, two levels of N and P and harvested at four dates in a 3-yr field study to determine the effects of these factors on cooking quality as indicated by the color, weight and viscosity of the puree of cooked samples. Nitrogen lowered cooking quality where yields were not improved but maintained quality when yield was increased. Phosphorus applications improved yield and cooking quality, with highest improvements in yield coinciding with greatest improvements in quality. Harvesting too early or too late resulted in lower cooking quality.


1987 ◽  
Vol 67 (3) ◽  
pp. 805-806
Author(s):  
A. E. SLINKARD ◽  
R. A. A. MORRALL

Bellevue field pea (Pisum sativum L.) was licensed in 1986. It is about 15% higher yielding than the check cultivars Century and Trapper. Bellevue has smooth seeds with yellow cotyledons. It has the le gene for shortened internodes and is about 6 d later maturing than Century and Trapper. Seed weight is about 179 g/1000 seeds, intermediate between Century and Trapper.Key words: Cultivar description, pea (field), Pisum sativum L.


Author(s):  
Dengjin Bing ◽  
Don Beauchesne ◽  
Debra L. McLaren ◽  
Richard Cuthbert ◽  
Hamid Naeem

AAC Asher is a semi-leafless, medium to large seeded yellow cotyledon field pea (Pisum sativum L.) variety developed at Agriculture and Agri-Food Canada, Lacombe Research and Development Centre, Lacombe, Alberta, Canada. It has high yielding potential, early to medium maturity and good lodging resistance. AAC Asher has maturity of 94 days, and one-thousand-seed weight of 257 g. AAC Asher is resistant to powdery mildew (caused by Erysiphe pisi Syd.), moderately tolerant to mycosphaerella blight (caused by Mycosphaerella pinodes) and fusarium wilt (caused by Fusarium oxysporum). AAC Asher is adapted to all field growing regions in western Canada.


1996 ◽  
Vol 76 (1) ◽  
pp. 67-71 ◽  
Author(s):  
T. D. Warkentin ◽  
K. Y. Rashid ◽  
A. G. Xue

The use of fungicides for the control of ascochyta blight in field pea was investigated. Four fungicides were applied to the cultivars AC Tamor and Radley at two locations in Manitoba in 1993 and 1994. Fungicides were applied either once, twice, or three times at 10-d intervals, beginning at the initiation of flowering. Chlorothalonil and benomyl were effective m reducing the severity of ascochyta blight and increasing the yield and seed weight of field pea. The triple application of chlorothalonil resulted in a mean yield increase of 33% over that of the untreated control. Iprodione and propiconazole were relatively ineffective in controlling ascochyta blight. The percentage of seedborne ascochyta was not significantly affected by fungicide treatments. The severity of ascochyta blight was greater in 1993 that in 1994, resulting in greater benefits of chlorothalonil and benomyl applications in 1993. Key words: Field pea, Pisum sativum L., ascochyta blight, Mycosphaerella pinodes, fungicide


1981 ◽  
Vol 61 (2) ◽  
pp. 213-217 ◽  
Author(s):  
G. H. GUBBELS

Field studies were conducted in 1973 and 1974 to evaluate the effects of light intensity on the quality and yield of the green field pea (Pisum sativum L.) ’Triumph’. The treatments included a control with no shading (80 klx) and shading with one (31 klx) or two (9 klx) layers of screen material for a 3-wk period before maturity. Shading resulted in a significant decrease in seed weight and yield and a significant increase in protein content of the seed. The effect of shading on viscosity of the cooked samples was quadratic, implying that viscosity only decreased at very high levels of shading. Shading also tended to reduce loss of green color in the seed cotyledons.


Author(s):  
Dengjin Bing ◽  
Don Beauchesne

AAC Delhi is a semi-leafless, large-seeded yellow field pea (Pisum sativum L.) variety developed at Agriculture and Agri-Food Canada Lacombe Research and Development Centre, Lacombe, Alberta, Canada. It has high yielding potential, medium maturity and good lodging resistance. AAC Delhi has the maturity of 95 days, and one-thousand-seed weight of 288 g. AAC Delhi is resistant to powdery mildew (caused by Erysiphe pisi Syd.), and is moderately susceptible to mycosphaerella blight (caused by Mycosphaerella pinodes) and fusarium wilt (caused by Fusarium oxysporum). AAC Delhi is adapted to all field growing regions in western Canada.


1996 ◽  
Vol 76 (4) ◽  
pp. 933-935 ◽  
Author(s):  
T. D. Warkentin ◽  
K. Y. Rashid ◽  
A. G. Xue

The efficacy of sulfur (Kumulus S) and myclobutanil (Nova 40W) fungicides for control of powdery mildew (Erysiphe pisi Syd) in field pea (Pisum sativum L.) was investigated in field trials at two locations in Manitoba in 1994 and 1995. Both fungicides were effective in reducing disease seventy and increasing seed yield and seed weight of the susceptible cultivar Radley. Fungicide treatments were economically beneficial when disease pressure was high. Key words: Field pea, Pisum sativum L., powdery mildew, Erysiphe pisi Syd., sulfur, myclobutanil


1990 ◽  
Vol 70 (1) ◽  
pp. 45-49 ◽  
Author(s):  
G. H. GUBBELS ◽  
S. T. ALI-KHAN

Green field pea (Pisum sativum L.) genotypes were grown in the field and harvested before and after exposure to moist conditions. The seeds were evaluated for percent bleaching and intensity of green color. Samples from the first harvest were placed on moist paper in petri dishes for later recording of percent hard seeds and color. Percentage of bleached seeds and color at last harvest gave a good evaluation of resistance to color loss of the genotypes. Percentage of hard seed was strongly correlated with percentage of bleached seeds (negative) and color at last harvest (positive), and would provide the basis of a screening technique. However, non-soaking on moist paper may be associated with cooking quality, in which case the method would be of value in selecting lines for the split green pea market, but not for the whole green pea market.Key words: Pea (green field), Pisum sativum L., cotyledon color, seed bleaching


1992 ◽  
Vol 72 (1) ◽  
pp. 251-255
Author(s):  
G. H. Gubbels

High rates of phosphorus (P) banded with or near the seed did not consistently improve seed yield or cooking quality of yellow field pea (Pisum sativum L. ’Century’) in soils initially moderate to high in P. Triple superphosphate applied at 50 kg ha−1 P2O5 with the seed, in rows spaced 30 cm apart, resulted in small decreases in seedling stands, but generally did not reduce yields.Key words: Field pea (Pisum sativum L.), seeding date, nitrogen, phosphorus, fertilizer placement, cooking quality


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