تأثير معاملات سمادية منتخبة في نمو و حاصل صنفين من الفلفل الحريف Capsicum annuum L. تحت ظروف البيوت البلاستيكية غير المدفأة

Abstract EN

The experiment was carried out in Basrah for the winter season of 2010 – 2011 under the condition of unheated plastic house.

The experiment included 10 factorial treatments in which two varieties of chili pepper, these are the Syrian variety Albaraa and the Dutch variety De Cayenne and 5 chosen fertilizer treatments which was 1- control treatment 2- poultry (7) ton/ha 3- (0.12) ton N/ha 4- poultry (7) ton/ha + (0.12) ton N/ha 5- poultry (14) ton/ha + (0.24) ton N/ha.

Randomized complete block design was used in a factorial experiment and the means were compared using Revised L.S.D.

at 5%.

The result showed that Albaraa was superior in the stem diameter, leaves content of chlorophll and nitrogen, average fruit weight, and in length, diameter, thickness of the fruit , early plant yield (79.76) gm, plant yield (491) gm, early production (0.351) ton/ha and total productivity (2.16) ton/ha while De Cayenne was superior in the plant height, the number of main branches, total leaves number, leaf area, the percentage of the dry matter in leaves and fruits, percentage of potassium, flowering earliness, total number of flowers, percentage of fruits set, number of fruits and its content of chlorophyll, vitamin C , and in the percentage of protein.

The treatments poultry (7) ton/a and poultry (14) ton/ha + (0.24) ton N/ha showed to be superior in most of the studied characteristics in comparison with other treatments.

The interaction between varieties and fertilizer treatments was significant in all growth and yield traitss under study.