PJB-2010-424
LEVELS AND TIME OF PHOSPHORUS APPLICATION INFLUENCE GROWTH, DRY MATTER PARTITIONING AND HARVEST INDEX IN MAIZE
AMANULLAH1*, MUHAMMAD ZAKIRULLAH1, MUHAMMAD TARIQ3, KHALID NAWAB4, AMIR ZAMAN KHAN1, FARHATULLAH2, ZAHIR SHAH3, AMANULLAH JAN1, SHAD KHAN KHALIL1, MUHAMMAD TARIQ JAN1, M. SAJID5, ZAHID HUSSAIN1 AND HIDYAT-UR-RAHMAN2
Abstract
Phosphorus (P) levels and its time of application is considered some of the most important factor affecting crop growth, dry matter accumulation and harvest index in maize (Zea mays L.). Research on the interactive effects of levels into time of P application is lacking in the Khyber Pakhtunkhwa (KPK), Pakistan. A field experiment was therefore conducted to investigate impact of P levels (30, 60 and 90 kg ha-1) and time of P application [40, 30
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