Nitrogen Use And Behavior in Crop Production
Nitrogen Use And Behavior in Crop Production
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Many factors influence nitrogen utilization, among them, planting date, plant nutrients other than nitrogen, uniformity of nitrogen application, soil pH, availability of water, the variety planted, light, planting rate, temperature, and bio- logical conditions such as weeds, insects, and diseases. The sections that follow examine the first three of these factors.
PLANTING DATE Planting corn early usually increases yields. Research supporting this conclusion was carried out at Elwood, Illinois, ...where corn was planted during the early, mid, and late parts of the planting season from l^/ through 1975 (Figure 13). With nitrogen applied at the rate of 240 pounds per acre, yields from the earliest plantings were an average of 17 bushels per acre higher (11 q/ha) than yields from the second plantings; yields from the second plantings were 6 bushels higher (4 kg /ha) than 28 BULLETIN NO. 761 170 ITS) 100 163) I (50) 70 117) EARLY 80 (90) 160 1180) 240 (270) Figure 13. Effect of nitrogen on yields of corn planted dur- ing the early, mid, and late parts of the planting season, Elwopd, Illinois.
What to read after Nitrogen Use And Behavior in Crop Production?
You can find similar books in the "Read Also" column, or choose other free books by L Fred Welch to read onlineMoreLess
To quickly assess the difficulty of the text, read a short excerpt:
Many factors influence nitrogen utilization, among them, planting date, plant nutrients other than nitrogen, uniformity of nitrogen application, soil pH, availability of water, the variety planted, light, planting rate, temperature, and bio- logical conditions such as weeds, insects, and diseases. The sections that follow examine the first three of these factors.
PLANTING DATE Planting corn early usually increases yields. Research supporting this conclusion was carried out at Elwood, Illinois, ...where corn was planted during the early, mid, and late parts of the planting season from l^/ through 1975 (Figure 13). With nitrogen applied at the rate of 240 pounds per acre, yields from the earliest plantings were an average of 17 bushels per acre higher (11 q/ha) than yields from the second plantings; yields from the second plantings were 6 bushels higher (4 kg /ha) than 28 BULLETIN NO. 761 170 ITS) 100 163) I (50) 70 117) EARLY 80 (90) 160 1180) 240 (270) Figure 13. Effect of nitrogen on yields of corn planted dur- ing the early, mid, and late parts of the planting season, Elwopd, Illinois.
What to read after Nitrogen Use And Behavior in Crop Production?
You can find similar books in the "Read Also" column, or choose other free books by L Fred Welch to read onlineMoreLess
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