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Survival rate and stress conditions

Disclaimer and reservation

When establishing a Jatropha crop, the survival rate can be influenced by the choice of cultivation method. In addition to cost and a fixed agricultural working calendar, the intended utilization of a plantation must be taken into consideration when selecting the cultivation method. For the quick establishment of hedges and plantations for erosion control, directly planted cuttings are best suited. For establishing long term plantations for vegetable oil production, plants propagated by seeds are better. However, if early seed yields are desired in such plantations, directly planted stakes could also be used. For the quick propagation of selected mother plants, the vegetative method of pre-cultivating cuttings in Rigi pots is more suitable. Differences observed in first seed yields of differently propagated plants disappear some years after planting. The type of root system influences the longevity of plants under stress conditions. Plants propagated by cuttings show a lower longevity and possess a lower drought and disease resistance than plants propagated by seeds.

Disclaimer and reservation

 


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