Etude comparative entre deux variétés de pastèque greffées dans une variété de courge

Abstract

In agriculture, grafting is a vegetative mode of reproduction that involves implanting into the tissues of a plant (called a rootstock), a bud or fragment of some kind (called a graft), taken from another plant or from the same plant, so that it continues to grow by making body with the first. For the success of this experiment, the grafting operation is carried out in mazagrane (mostaganem) farm using the Japanese method, in this trial, treats the grafting of the watermelon on the squash with two varieties of watermelon «Grey-bell: El Ghali» F1 and CRIMSON SWEET grafted on the squash variety F1 «root power», Our experiment aims to compare the two varieties of watermelons grafted on squash, The main aim of this cultivation technique is to increase yields and thus increase value.. As it was specified in the experimental part, it is the variety El Ghali which stands out first by an early of a dozen days, by the number of fruits per plant which East of 6 -7 fruits instead of 4 fruits for the variety Crimson Sweet . The average weight of El Ghali with 7-9 kg is much higher than the yield determinant, whereas it is only 5-6 kg for Crimson Sweet.