Jackfruit is commonly propagated by seed, since vegetative propagation is difficult. Therefore, to provide high yielding varieties of jackfruit, a technique is needed for producing seedlings from seed. Research showed that seed from the end of the fruit germinates 3 days earlier than seed from the fruit nearer the stem.
From evaluation, the best growth conditions consist of one night growth and seed of a medium size, using an uncut polybag 10 cm in diameter and 25 cm high. The best growing medium was a mixture of manure and soil at a ratio of 2:1 (v/v). Rift grafting in the morning, at noon, and in the afternoon produced nearly the same results (45 %, 45% and 47.5% of seedlings). This method is an alternative to jackfruit propagation by rift grafting, and can speed up the production of seedlings from seed.
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