Table 3: Effects of N doses and K application on seed yield, oil content, and oil yield of black cumin in 2011 and 2012.

K applicationN level Seed yield (kg ha−1) Oil content (%) Oil yield (kg ha−1)
201120122011201220112012

ControlControl97679744.334.5433275
30105385142.632.6448277
60103788741.931.4434279
90111588540.830.3455269
Mean104585542.432.2443275

K+Control100186345.534.6455299
30102785944.934.4462296
60124595043.132.6536310
90118399142.830.3506300
Mean111491644.133.0490301

LSD0.05ns34.5nsnsnsns

ns: not significant.